Description
WLY402020 3.7V 120mAh 1S LiPo Battery – Micro Rechargeable Battery Pack by LOFTY AGROTECH
The WLY402020 3.7V 120mAh 1S LiPo Battery is a high-quality, compact, and lightweight lithium polymer battery designed for micro drones, wearable devices, IoT applications, and portable electronics. Manufactured with precision and PCM protection, this battery ensures safety, long cycle life, and stable performance for a wide range of devices.
Introduction to WLY402020 3.7V 120mAh 1S LiPo Battery
The WLY402020 3.7V 120mAh 1S LiPo Battery is an advanced micro rechargeable battery specifically engineered to meet the growing energy demands of modern electronic gadgets. As technology progresses, devices become more compact, and lightweight power solutions are essential. This LiPo battery offers a perfect balance of capacity, size, and safety, making it a reliable choice for hobbyists and professionals alike.
With a nominal voltage of 3.7V and a capacity of 120mAh, it provides stable power output for sensitive electronics. Whether powering wearable devices like smartwatches, micro drones for aerial tasks, or IoT sensors deployed in remote locations, the WLY402020 3.7V 120mAh 1S LiPo Battery ensures reliable, long-lasting energy.
Key Features of WLY402020 3.7V 120mAh 1S LiPo Battery
The WLY402020 3.7V 120mAh 1S LiPo Battery offers a combination of compact size, lightweight design, safety features, and long-term reliability, making it a versatile choice for wearable devices, micro drones, IoT modules, and small electronics.
Compact and Lightweight Design
Measuring 4 × 20 × 20mm and weighing only 3 grams, the WLY402020 3.7V 120mAh 1S LiPo Battery is ideal for applications where space and weight are critical factors.
- Its slim form factor allows seamless integration into small electronics, wearables, or micro drones without affecting ergonomics or device performance.
- For micro drones, a lightweight battery reduces overall drone weight, improving flight time, stability, and maneuverability.
- Wearables benefit from the compact design by maintaining comfort and aesthetic appeal while delivering sufficient power for continuous operation.
- The battery’s small footprint also makes it suitable for IoT devices, embedded modules, and miniaturized DIY electronics projects.
Overall, the compact and lightweight nature of the WLY402020 ensures efficient power delivery without compromise on device portability or functionality.
PCM Protection for Enhanced Safety
Safety is paramount in lithium-polymer batteries. The WLY402020 3.7V 120mAh 1S LiPo Battery features a built-in Protection Circuit Module (PCM) to enhance operational safety.
- Overcharge Protection: Prevents the battery from exceeding voltage limits, reducing the risk of overheating or damage.
- Deep Discharge Protection: Safeguards the battery from discharging below critical voltage levels, preserving longevity.
- Short-Circuit Prevention: Protects both the battery and connected device from sudden electrical faults.
PCM protection makes the WLY402020 safer than standard unprotected LiPo cells, making it suitable for critical applications such as wearable health monitors, IoT sensors, and remote monitoring devices. Users can operate their devices with peace of mind, knowing that the battery reduces potential hazards during normal use.
Rechargeable with Long Cycle Life
The WLY402020 3.7V 120mAh 1S LiPo Battery is rechargeable, supporting over 300 charge-discharge cycles while maintaining more than 80% of its original capacity.
- This long cycle life ensures consistent performance over time, reducing the frequency of replacements.
- Devices like wearables, micro drones, and IoT modules benefit from prolonged operational reliability without degradation in power output.
- The rechargeable nature of the battery also contributes to eco-friendly usage by minimizing electronic waste and supporting sustainable device operations.
By combining rechargeability and longevity, the WLY402020 provides cost-effective, durable energy for small electronics.
Low Self-Discharge Rate
Even after extended periods without use, the WLY402020 retains most of its charge, thanks to its low self-discharge characteristics.
- This is particularly beneficial for IoT devices that may remain idle between data transmissions or for emergency wearables that need to remain operational at all times.
- The low self-discharge ensures devices are ready to use immediately, without requiring frequent top-up charging.
- Users can trust the battery to maintain stable voltage and reliable energy, reducing maintenance and operational interruptions in small electronics.
This combination of long-lasting charge retention and consistent performance makes the WLY402020 a reliable choice for a wide range of applications.
Technical Specifications of WLY402020 3.7V 120mAh 1S LiPo Battery
A thorough understanding of the WLY402020 3.7V 120mAh 1S LiPo Battery technical specifications allows users to maximize its performance and ensure safe, efficient operation in compact devices.
Voltage and Capacity
- Nominal Voltage: 3.7V
- Nominal Capacity: 120mAh
The 3.7V nominal voltage provides stable, reliable power for small electronics, while the 120mAh capacity ensures devices can operate for extended periods without frequent charging. This is particularly useful for wearables, micro drones, and IoT modules that rely on consistent low-power supply for optimal functionality.
By delivering steady energy output, the WLY402020 battery supports precise operation of sensors, communication modules, and other critical electronics, making it ideal for both hobbyist projects and professional embedded systems.
Charge and Discharge Ratings
- Continuous Charge/Discharge Current: 0.5C
- Maximum Charge/Discharge Rate: 1C
These charge and discharge ratings allow the battery to provide stable and safe energy delivery. Continuous 0.5C operation ensures long-term reliability, while the 1C peak capability supports short bursts of high-demand performance, such as sudden maneuvers in micro drones or spikes in sensor activity in wearable devices.
These specifications help avoid overheating, voltage instability, and rapid degradation, ensuring that devices powered by the WLY402020 battery remain safe and reliable throughout their operational lifetime.
Physical Dimensions and Weight
- Dimensions: 4 × 20 × 20mm
- Maximum Size including PCB: 4 × 20 × 22mm
- Weight: 3 grams
- Connector Type: Open Wire
The ultra-compact design and lightweight construction make this battery perfect for devices with space constraints. Its small footprint allows easy integration into smartwatches, fitness trackers, micro drones, and IoT sensors without affecting ergonomics or portability.
Additionally, the 3-gram weight ensures that aerial devices like micro drones maintain optimal lift and maneuverability, contributing to longer flight times and better stability.
Life Cycle
- Cycle Life: ≥300 cycles at 0.5C discharge to 2.75V
- Capacity Retention: ≥80%
The WLY402020 3.7V 120mAh 1S LiPo Battery is engineered for durability and cost-effectiveness. Its long cycle life means it can withstand repeated charge and discharge cycles while maintaining the majority of its original capacity, minimizing the need for frequent replacements.
This makes it ideal for wearables, micro drones, and IoT devices that require reliable power over long periods. Users benefit from a battery that maintains performance consistency, reducing maintenance and enhancing the overall lifecycle of their electronic projects.
Advantages of WLY402020 3.7V 120mAh 1S LiPo Battery
The WLY402020 3.7V 120mAh 1S LiPo Battery is engineered to deliver reliable performance in compact electronic devices. Its design emphasizes lightweight portability, long runtime, high safety, and cost-effectiveness, making it ideal for wearables, micro drones, IoT modules, and other small electronics.
Extended Device Runtime
The 120mAh capacity provides sufficient energy to power small electronics for longer periods between charges. This is especially beneficial for:
- Wearable Electronics: Devices such as smartwatches and fitness trackers can operate continuously for hours without frequent recharging, improving user convenience.
- Micro Drones: Small drones rely on lightweight batteries with stable power output. The 120mAh capacity ensures longer flight times, allowing users to enjoy extended missions without interruptions.
- IoT Modules: Wireless sensors and smart controllers can maintain operation for longer intervals, reducing maintenance cycles and improving overall system efficiency.
By providing longer runtime, the WLY402020 battery enhances usability and reliability across multiple applications.
Lightweight and Portable
Weighing only 3 grams and measuring 4 × 20 × 20mm, the WLY402020 battery is exceptionally lightweight and compact. This offers multiple advantages:
- Minimal Impact on Device Weight: Essential for micro drones, where even small weight reductions can significantly increase flight time and maneuverability.
- Compact Integration: Fits easily into wearable devices, IoT modules, and mini electronics without compromising ergonomics or design aesthetics.
- Enhanced Portability: Its lightweight nature ensures devices remain easy to carry and handle, improving user comfort and device convenience.
This combination of small form factor and minimal weight makes the battery ideal for applications where space and weight constraints are critical.
High Safety Standards
Safety is paramount for lithium polymer batteries. The WLY402020 3.7V 120mAh 1S LiPo Battery includes PCM (Protection Circuit Module) protection and premium LiPo chemistry, which safeguard against common risks:
- Overcharging: Prevents excessive voltage during charging, avoiding heat generation and battery damage.
- Over-Discharging: Protects the battery from deep discharge, which can shorten its lifespan.
- Short Circuits: Minimizes the risk of accidental electrical shorts that could damage the device or battery.
- Overheating or Swelling: Ensures safe operation even under varying environmental conditions.
These safety features make the WLY402020 a reliable and secure power source for sensitive devices, giving users confidence in everyday use.
Cost-Effective Power Solution
The WLY402020 battery is designed for long cycle life, retaining performance over hundreds of charge-discharge cycles. This provides several cost benefits:
- Fewer Replacements: Reduces the frequency of battery swaps for multiple devices, saving money in the long run.
- Low Maintenance: Reliable performance ensures devices operate efficiently without constant monitoring or battery replacements.
- Budget-Friendly Option: Ideal for hobbyists, educators, and professionals managing multiple small electronics, where cost and performance need to be balanced.
By combining durability, reliability, and affordability, the WLY402020 3.7V 120mAh 1S LiPo Battery provides an efficient energy solution for small electronic projects and devices.
Applications of WLY402020 3.7V 120mAh 1S LiPo Battery
The WLY402020 3.7V 120mAh 1S LiPo Battery is a versatile micro LiPo battery designed for compact electronics, wearables, micro drones, and IoT devices. Its small size, lightweight design, and stable voltage output make it suitable for applications where space, weight, and reliable power are critical.
Wearable Devices
Wearable electronics such as smartwatches, fitness trackers, health monitors, and medical bands demand batteries that are both slim and lightweight. The WLY402020 3.7V 120mAh 1S LiPo Battery meets these requirements by offering:
- Compact Footprint: At only 4 × 20 × 20mm and weighing just 3g, it fits easily into small wearable devices without affecting ergonomics.
- Extended Runtime: Its 120mAh capacity provides sufficient energy for a full day of continuous usage, reducing frequent charging interruptions.
- Stable Voltage Supply: Ensures that sensitive electronics operate reliably, preventing data loss or performance drops during active monitoring.
- Rechargeable Design: The LiPo chemistry allows repeated charging cycles, making it a cost-effective solution for wearable manufacturers and hobbyists.
This battery ensures that wearables maintain functionality, comfort, and convenience without compromising on battery life.
Micro Drones
Micro and nano drones require batteries that are both lightweight and capable of providing stable output for high-performance flight. The WLY402020 3.7V 120mAh 1S LiPo Battery is ideal for these applications because:
- Minimal Weight Impact: Only 3 grams, which helps maximize flight time and maneuverability.
- Reliable Power Delivery: Maintains stable voltage under load, supporting smooth flight operations.
- Extended Flight Time: The 120mAh capacity allows drones to achieve longer missions compared to lower-capacity batteries.
- Compact Form Factor: Easy to integrate into small drone frames where space is limited.
By combining high efficiency with minimal weight, this battery enhances flight performance, allowing hobbyists and professionals to get the most out of their micro drones.
IoT Applications
IoT devices such as wireless sensors, smart modules, and embedded controllers often operate in remote locations or require standby power for extended periods. The WLY402020 3.7V 120mAh 1S LiPo Battery offers key benefits for these applications:
- Stable Voltage Output: Ensures continuous data transmission and device operation without voltage drops.
- Low Self-Discharge: Retains charge effectively even during long periods of inactivity, reducing maintenance and frequent charging.
- Compact and Lightweight: Fits into small sensors and embedded modules without compromising device design.
- Reliable Performance: PCM protection prevents overcharge, over-discharge, and short circuits, making it suitable for critical applications.
This makes it a dependable choice for smart home sensors, environmental monitoring devices, and industrial IoT applications.
Portable Electronics
For small gadgets, mini toys, and DIY electronic projects, the WLY402020 3.7V 120mAh 1S LiPo Battery provides:
- Rechargeable Energy Source: Reduces reliance on disposable batteries and supports eco-friendly designs.
- Compact Size: Allows integration into devices where space is limited.
- Extended Usage Time: 120mAh capacity supports hours of operation for mini gadgets and toys.
- Consistent Performance: Smooth voltage output ensures proper functionality in sensitive electronics.
From DIY hobby projects to commercial small electronics, this battery offers a reliable and efficient energy solution.
Wireless Devices
Wireless devices, including Bluetooth headsets, portable speakers, and remote controllers, require consistent energy to maintain performance. The WLY402020 3.7V 120mAh 1S LiPo Battery excels in these scenarios due to:
- Longer Runtime: Reduces the need for frequent recharging, enhancing user experience.
- Compact and Lightweight Design: Does not add bulk to portable audio systems or handheld controllers.
- Safe Operation: PCM protection reduces the risk of overheating or short circuits during use.
- Reliable Energy Supply: Ensures uninterrupted communication and signal transmission.
This battery enhances device reliability and convenience, making it ideal for mobile and wireless electronic devices.
Comparison with Other Batteries
Choosing the right battery is crucial for ensuring device performance, safety, and longevity. The WLY402020 3.7V 120mAh 1S LiPo Battery stands out when compared to other types of batteries in terms of energy density, form factor, runtime, and reliability.
LiPo vs Li-ion
The WLY402020 3.7V 120mAh 1S LiPo Battery offers distinct advantages over traditional cylindrical Li-ion batteries:
- Higher Energy Density: LiPo chemistry allows more energy storage in a compact size, meaning longer operation for devices such as wearables, micro drones, and IoT modules.
- Flexible Form Factor: Unlike rigid cylindrical Li-ion cells, LiPo batteries can be manufactured in thin, flat, or custom shapes. This flexibility makes the WLY402020 ideal for devices where space is limited.
- Lightweight Design: Weighing only 3 grams, the WLY402020 significantly reduces the overall device weight. This is critical for micro drones, where every gram affects flight time and maneuverability.
- Stable Voltage Output: LiPo batteries provide a consistent voltage profile, helping sensitive electronics perform reliably under varying loads.
Overall, the WLY402020 3.7V 120mAh 1S LiPo Battery is better suited for compact electronics, wearable devices, and small drones compared to standard Li-ion cells.
120mAh vs Smaller Capacities
When compared to lower-capacity batteries such as 50mAh or 80mAh packs, the WLY402020 3.7V 120mAh 1S LiPo Battery provides:
- Longer Runtime: The 120mAh capacity allows devices to operate for longer periods between charges, reducing downtime for wearables, sensors, and micro drones.
- Fewer Recharge Cycles: Higher capacity reduces the number of recharges needed for daily use, which helps preserve battery health and extends the overall lifespan.
- Enhanced Performance: Devices with higher-capacity batteries can sustain higher currents more reliably, preventing performance drops during continuous or peak power demands.
This makes the WLY402020 particularly suitable for applications requiring extended operational time without frequent intervention.
WLY402020 vs Generic LiPo Packs
Generic LiPo batteries often lack consistency in quality and safety features. The WLY402020 3.7V 120mAh 1S LiPo Battery differentiates itself in the following ways:
- PCM Protection: Includes a built-in Protection Circuit Module that prevents overcharging, over-discharging, and short circuits. Many generic packs do not include this safety feature.
- Consistent Manufacturing Quality: Each WLY402020 battery undergoes stringent production standards, ensuring uniform capacity, voltage stability, and reliable performance.
- Reliable Performance: With stable discharge characteristics, this battery supports critical applications such as wearable health monitors, micro drones, and IoT devices where consistent power delivery is essential.
- Enhanced Safety: Reduced risk of swelling, leakage, or failure compared to low-quality generic packs, making it safer for sensitive electronics and long-term use.
In conclusion, the WLY402020 3.7V 120mAh 1S LiPo Battery offers superior energy density, longer runtime, and safer, more reliable operation compared to smaller-capacity batteries, Li-ion alternatives, and generic LiPo packs.
Safety Guidelines for WLY402020 3.7V 120mAh 1S LiPo Battery
Ensuring the safe operation of the WLY402020 3.7V 120mAh 1S LiPo Battery is critical for both the user and the devices it powers. Lithium Polymer batteries, while highly efficient and compact, are sensitive to charging, storage, and usage conditions. Following these guidelines will help prevent hazards, extend battery life, and maintain reliable performance.
Charging Precautions
Proper charging is essential to ensure the safety and longevity of the WLY402020 3.7V 120mAh 1S LiPo Battery:
- Use Compatible Chargers Only: Always use chargers specifically designed for LiPo batteries with compatible voltage and current ratings. Using incorrect chargers can result in overcharging, overheating, or permanent battery damage.
- Avoid Extreme Temperature Charging: Do not charge the battery in environments below 0°C or above 45°C. Extreme temperatures can compromise the internal chemistry, potentially causing swelling, leakage, or thermal runaway.
- Allow Cooling After Usage: After heavy usage, such as powering drones or wearable electronics for extended periods, allow the battery to cool to room temperature before charging. Charging a hot battery can stress the cells and reduce overall lifespan.
- PCM Protection Minimizes Risks: The built-in Protection Circuit Module (PCM) in the WLY402020 provides safeguards against overcharging, over-discharging, and short circuits. However, proper charging practices are still essential to maintain maximum safety.
Storage Precautions
Proper storage ensures that the battery remains safe and retains its capacity over time:
- Store at 50% Charge: For optimal longevity, store the battery at around half of its nominal capacity. Storing a fully charged or fully discharged LiPo battery for long periods can stress the cells and shorten its useful life.
- Cool, Dry Environment: Keep the battery in an environment below 25°C (77°F) and away from humidity. Moisture can penetrate the battery casing, leading to short circuits or corrosion.
- Avoid Direct Sunlight: Exposure to sunlight can heat the battery and damage its casing, negatively affecting performance and safety.
- Fireproof Containers for Long-Term Storage: For extended storage periods, place the battery in fireproof containers or LiPo-safe bags. This precaution mitigates risks in the unlikely event of battery failure.
Usage Precautions
Following safe usage practices ensures consistent performance and reduces hazards:
- Disconnect When Not in Use: Always disconnect the WLY402020 3.7V 120mAh 1S LiPo Battery from devices when it is not in operation to prevent accidental short circuits or parasitic drain.
- Avoid Punctures and Water Exposure: LiPo batteries are sensitive to physical damage and moisture. Puncturing or exposing the battery to water can result in internal short circuits or chemical leakage.
- Inspect Connectors and Casing Regularly: Before each use, check the battery for swelling, cracks, or damaged connectors. Immediate replacement is necessary if any irregularities are detected.
Maintenance Tips for Long Battery Life
Proper maintenance of the WLY402020 3.7V 120mAh 1S LiPo Battery is crucial to maximize its lifespan, maintain safe operation, and ensure consistent performance. Lithium Polymer batteries are sensitive to charging habits, storage conditions, and usage practices. Following these guidelines will help you get the best performance from your micro rechargeable battery.
Proper Charging Practices
Charging is one of the most critical factors affecting battery longevity. To maintain the WLY402020 3.7V 120mAh 1S LiPo Battery in peak condition:
- Use Recommended Chargers: Always charge the battery using chargers that are compatible with its voltage and capacity specifications. Chargers designed for LiPo chemistry ensure correct current flow, preventing overcharging and thermal stress.
- Avoid Overcharging: Overcharging a LiPo battery can lead to overheating, swelling, and reduced cycle life. The built-in PCM (Protection Circuit Module) provides safeguards, but careful charging practices are essential for optimal safety and battery health.
- Charge After Cooling: Do not attempt to charge the battery immediately after heavy use or after long periods of device operation. Allow the WLY402020 3.7V 120mAh 1S LiPo Battery to cool to room temperature before charging to prevent thermal stress and ensure safe energy absorption.
- Monitor Charging: Especially during the initial charges or after extended periods of storage, monitor the battery for any unusual behavior such as excessive heat or swelling. Stop charging immediately if any anomaly occurs.
Adhering to these charging practices ensures that the battery maintains consistent voltage output and retains a high percentage of its original capacity over hundreds of cycles.
Storage Guidelines
Proper storage is just as important as proper charging. Lithium Polymer batteries can degrade quickly if stored incorrectly. Follow these recommendations for the WLY402020 3.7V 120mAh 1S LiPo Battery:
- Maintain 50% Charge for Storage: LiPo batteries should ideally be stored at approximately half their capacity. Storing fully charged or completely discharged batteries for long periods can stress the cells, reducing lifespan and performance.
- Keep in a Cool, Dry Environment: Exposure to high temperatures accelerates chemical degradation. Store the battery in an environment below 25°C (77°F) and away from humidity, as moisture can damage the internal cells.
- Use Fireproof Containers: For long-term storage, always place the battery in a fireproof container or LiPo safe bag. This precaution prevents risk in case of accidental cell failure or thermal events.
- Avoid Direct Sunlight: UV exposure and heat from sunlight can damage the battery casing and reduce the overall lifespan of the WLY402020 3.7V 120mAh 1S LiPo Battery.
By following these storage guidelines, users ensure that the battery remains ready for use while maintaining a long operational life and reliable performance.
Regular Inspection
Routine inspection of the WLY402020 3.7V 120mAh 1S LiPo Battery is key to preventing failures and maintaining safety:
- Check for Swelling or Deformation: Any swelling of the battery cells or casing indicates internal damage. Never use a battery showing swelling, as it can lead to leakage or thermal events.
- Inspect Connectors and Wiring: Examine the open-wire connectors for fraying, corrosion, or loose connections. Secure connections ensure stable power delivery and reduce risk of short circuits.
- Look for Physical Damage: Any punctures, dents, or cracks compromise the battery’s safety. Do not use the battery if the casing is damaged.
- Pre-Use Check: Before every use, especially in drones or wearable electronics, ensure that the WLY402020 3.7V 120mAh 1S LiPo Battery appears normal and there are no visible defects.
Regular inspection helps prevent accidents and ensures the battery delivers consistent performance. It also allows early detection of potential issues, reducing maintenance costs and avoiding device downtime.
Conclusion
The WLY402020 3.7V 120mAh 1S LiPo Battery by LOFTY AGROTECH is an ideal micro rechargeable battery for wearables, micro drones, IoT devices, and portable electronics. Its compact size, lightweight design, PCM protection, and long cycle life make it a reliable, safe, and efficient power solution for modern electronic applications. Whether for DIY projects, professional drones, or embedded systems, this battery ensures stable and long-lasting performance.
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