Description
WLY450838 3.7V 120mAh LiPo Battery – Micro Rechargeable Battery Pack
Introduction of the WLY450838 3.7V 120mAh LiPo Battery
The WLY450838 3.7V 120mAh LiPo Battery is a cutting-edge, compact rechargeable power source designed to meet the growing demands of modern miniature electronics. Developed by NDB&C under LOFTY AGROTECH, this micro LiPo battery offers high energy density, safety, and reliability, making it the perfect choice for wearables, micro drones, IoT devices, portable consumer electronics, and educational robotics kits.
As technology advances, devices are becoming smaller, lighter, and more powerful, requiring batteries that can keep up with these demands. The WLY450838 battery meets these requirements by combining compact size, consistent voltage output, long cycle life, and built-in safety protections. Whether you are a hobbyist, engineer, or educator, this battery provides the performance and safety your devices need.
Applications of WLY450838 3.7V 120mAh LiPo Battery
The WLY450838 3.7V 120mAh LiPo Battery is versatile and suitable for multiple use cases, thanks to its lightweight design, stable voltage, and safe rechargeable features. Here’s a detailed look at its applications:
Wearable Devices
Wearable devices such as smartwatches, fitness trackers, health monitors, and Bluetooth accessories require small, lightweight, and reliable power sources. The WLY450838 battery excels in these areas:
- Compact and Lightweight: Weighing only 3 grams, it adds minimal bulk to wearable devices.
- Consistent Power Supply: Maintains stable voltage to sensors, displays, and Bluetooth modules.
- PCM Protection: Safeguards devices against overcharging, over-discharging, and short circuits.
- Long-Lasting: Provides reliable performance throughout the day, even under continuous use.
This combination allows wearable manufacturers to design slim, ergonomic devices without compromising performance or safety.
IoT Applications
Internet of Things (IoT) devices often operate in remote or unattended areas, making reliable battery performance essential. The WLY450838 battery offers:
- Low Self-Discharge Rate: Maintains charge over long periods, reducing maintenance.
- Stable Output: Supports sensors, smart locks, and home automation modules with predictable performance.
- Lightweight and Compact: Easily integrates into small devices.
- Eco-Friendly Rechargeability: Reduces battery waste compared to disposable alternatives.
Whether powering motion sensors, smart thermostats, or GPS trackers, the WLY450838 3.7V 120mAh LiPo Battery ensures uninterrupted operation and efficient energy delivery.
Micro Drones and RC Models
In micro drones and RC models, weight and power stability are critical. The WLY450838 battery is designed with these needs in mind:
- Optimized for Flight: Compact design minimizes impact on drone aerodynamics.
- Stable Discharge: Steady energy flow ensures smooth acceleration, hovering, and maneuvering.
- Extended Flight Time: High energy density allows longer operation before recharging.
- Reliable Performance: Supports both hobbyist and professional drone pilots for precision control.
This makes it ideal for FPV drones, quadcopters, micro RC cars, and mini robotic vehicles where weight and battery efficiency are crucial.
Portable Consumer Electronics
The WLY450838 3.7V 120mAh LiPo Battery is perfect for powering small electronic devices:
- Mini MP3 Players – consistent playback without sudden power drops.
- Portable LED Lights – bright and stable illumination.
- Bluetooth Transmitters – uninterrupted wireless communication.
- Handheld Gadgets – reliable power for mini cameras, speakers, and toys.
Its rechargeable nature and compact form factor make it ideal for portable electronics, allowing designers to save space for additional features while maintaining device longevity.
Educational Kits & Electronic Toys
For STEM learning kits and educational robotics, the WLY450838 3.7V 120mAh LiPo Battery is an excellent choice:
- Safe for Students: PCM protection prevents overcharging and short circuits.
- Stable Voltage Output: Supports precise sensor readings, LED modules, and motor operations.
- Compact & Lightweight: Easy integration into DIY electronics kits.
- Reusable & Durable: Long cycle life supports multiple classroom or personal projects.
This encourages experimentation while ensuring student safety and device reliability, making it ideal for robotics, STEM projects, and programmable electronic toys.
Technical Specifications of WLY450838 3.7V 120mAh LiPo Battery
The WLY450838 3.7V 120mAh LiPo Battery is meticulously engineered using high-quality components and advanced lithium polymer technology, ensuring reliable, safe, and efficient performance for miniature electronic devices. Its specifications are tailored to meet the demands of wearables, micro drones, IoT devices, and educational electronics kits, where space, weight, and power reliability are critical. Let’s explore each specification in detail:
Model Number: WLY450838
The model number uniquely identifies this battery in the product line of NDB&C by LOFTY AGROTECH. It ensures:
- Compatibility Verification: Confirms you are using the correct battery for your device.
- Easy Reference: Facilitates technical support, warranty claims, and replacement orders.
- Quality Assurance: Guarantees the battery meets the strict manufacturing standards associated with the WLY450838 series.
Nominal Voltage: 3.7V
The nominal voltage of a battery is the standard operating voltage during typical use:
- Stable Output: Provides consistent power for sensitive electronics such as sensors, microcontrollers, and Bluetooth modules.
- Device Compatibility: Ensures that small electronics, wearables, and micro drones receive the correct voltage for optimal operation.
- Predictable Performance: Critical for devices requiring constant energy to maintain functionality and accuracy.
Nominal Capacity: 120mAh
The nominal capacity indicates how much charge the battery can store:
- Energy Storage: 120mAh allows the battery to power low-to-medium power devices for several hours of operation.
- Lightweight Efficiency: Despite the small size, it delivers sufficient energy for compact electronics.
- Reliable Usage: Supports devices like micro drones, wearable sensors, and IoT modules with extended operation before recharging is needed.
Continuous Charge/Discharge: 0.5C
The continuous charge/discharge rating defines the safe current at which the battery can be charged or discharged continuously:
- Safe Operation: At 0.5C, the battery can handle moderate currents without overheating or degrading prematurely.
- Device Longevity: Prevents damage to sensitive electronics while ensuring stable performance.
- Example: For a 120mAh battery, 0.5C means a continuous charge or discharge current of 60mA.
Maximum Charge/Discharge Rate: 1C
The maximum charge/discharge rate represents the upper limit the battery can handle without damage:
- Fast Charging: Allows charging at up to 1C (120mA) when rapid replenishment is needed.
- High-Load Operation: Supports short bursts of higher energy demand, such as during drone takeoff or high-performance motor operation.
- Safety Consideration: Exceeding 1C can reduce lifespan or cause overheating, so adhering to this rating is essential.
Connector Type: Open Wire
The battery comes with an open wire connector, which allows:
- Flexible Integration: Users can solder the wires directly to PCB boards or custom connectors.
- Customizable Applications: Ideal for prototypes, DIY projects, and specialized devices.
- Secure Connection: Ensures reliable electrical contact when installed properly.
Life Cycles: ≥300 at 0.5C to 2.75V (<80% capacity retention)
The cycle life indicates how many full charge/discharge cycles the battery can undergo before capacity drops below 80%:
- Durability: ≥300 cycles ensures long-term usability.
- Cost Efficiency: Reduces the frequency of battery replacements.
- Eco-Friendly: Supports sustainable usage compared to disposable batteries.
- Example: Daily use for a wearable device or micro drone will provide almost a year of reliable performance.
Dimensions: 4.5mm × 8mm × 38mm
The physical dimensions of the battery are critical for integration:
- Compact Design: Small form factor fits into tight spaces in miniaturized devices.
- Device Optimization: Ideal for wearables, micro drones, and IoT modules where every millimeter counts.
- Lightweight Efficiency: Contributes to the battery’s total weight of just 3 grams, minimizing added mass.
Max Size with PCB: 4.5 × 8 × 40.5mm
When including the optional protection circuit module (PCM):
- Ensures Fit: Provides designers with accurate space requirements for device housings.
- Safety Integration: The PCM adds overcharge, over-discharge, and short-circuit protection without significantly increasing size.
- Optimized Layout: Allows efficient PCB design and internal component placement.
Weight: 3g
The ultra-lightweight design offers:
- Minimal Impact: Keeps wearables, drones, and IoT devices lightweight.
- Enhanced Mobility: Critical for flying devices or wearable gadgets that prioritize comfort.
- Space-to-Power Efficiency: High energy density in a lightweight package.
Shipping Weight: 0.003 kg
- Logistics Efficiency: Extremely light, reducing shipping costs.
- Bulk Orders: Facilitates easy transportation for manufacturers or distributors.
- Environmental Benefit: Minimal weight translates to lower shipping-related carbon footprint.
Shipping Dimensions: 6 × 6 × 1 cm
- Compact Packaging: Small shipping size simplifies storage and transport.
- Protection: Ensures batteries are shipped safely in a compact, secure format.
- Scalability: Enables easy bulk shipping for production or retail purposes.
Why These Specifications Matter
Each specification of the WLY450838 3.7V 120mAh LiPo Battery is designed to maximize safety, efficiency, and reliability:
- Stable Performance: Ensures devices operate consistently without unexpected power drops.
- Safe Operation: PCM protection and rated charge/discharge currents minimize risks.
- Compact & Lightweight: Fits in small devices without compromising energy output.
- Durability: Long cycle life reduces replacement needs and operating costs.
- Versatility: Compatible with wearables, drones, IoT devices, educational kits, and other miniaturized electronics.
This combination of precision engineering, high-quality materials, and advanced design makes the WLY450838 battery an ideal choice for modern electronics where reliability, safety, and compactness are non-negotiable.
Key Features of WLY450838 3.7V 120mAh LiPo Battery
The WLY450838 3.7V 120mAh LiPo Battery combines advanced lithium polymer technology with a compact, high-performance design. Its key features make it an ideal power solution for wearables, micro drones, IoT devices, portable electronics, and educational kits. Each feature ensures reliability, efficiency, and safety, helping devices perform optimally in demanding environments.
Lightweight and Compact
- Ultra-light design: At only 3 grams, the WLY450838 3.7V 120mAh LiPo Battery adds minimal weight, making it ideal for wearables, smartbands, fitness trackers, micro drones, and other portable electronics.
- Space-saving form factor: Its slim size allows designers to include additional components, sensors, or circuits while maintaining device ergonomics.
- Perfect for miniaturized electronics: The WLY450838 3.7V 120mAh LiPo Battery ensures optimal performance in devices where size and weight constraints are critical.
- Enhanced design flexibility: Compact dimensions enable seamless integration into IoT modules, STEM kits, robotics projects, and small electronic toys, supporting innovative product designs.
PCM Protection
- Comprehensive safety: The built-in Protection Circuit Module (PCM) in the WLY450838 3.7V 120mAh LiPo Battery safeguards against overcharging, over-discharging, and short circuits, reducing the risk of device or battery damage.
- Safe operation for sensitive electronics: Ideal for microcontrollers, sensors, Bluetooth modules, drones, and wearable devices.
- Prolongs battery lifespan: By maintaining safe operational parameters, the WLY450838 3.7V 120mAh LiPo Battery extends both its life and the longevity of connected devices.
- Peace of mind for users: Ensures durability in high-demand applications such as IoT deployments and educational kits.
Low Self-Discharge Rate
- Retains charge during inactivity: The WLY450838 3.7V 120mAh LiPo Battery maintains energy for long periods, essential for IoT devices, remote sensors, and emergency electronics.
- Reduces maintenance: Minimizes frequent recharging, saving time and effort for devices deployed in remote or automated applications.
- Supports intermittent power cycles: Ideal for smart home modules, motion detectors, temperature sensors, and devices with on/off operation cycles.
- Energy-efficient design: Ensures the WLY450838 3.7V 120mAh LiPo Battery is always ready for use without energy loss.
No Memory Effect
- Flexible recharging: The WLY450838 3.7V 120mAh LiPo Battery can be charged at any state without reducing capacity.
- Perfect for frequent or partial charging: Ideal for wearables, drones, IoT sensors, and educational projects that require periodic top-ups.
- Consistent output over time: Maintains predictable performance over hundreds of cycles, unlike older battery chemistries.
- Enhanced reliability: Ensures devices powered by the WLY450838 3.7V 120mAh LiPo Battery operate efficiently and consistently.
Rechargeable with Long Cycle Life
- ≥300 charge/discharge cycles: Retains over 80% capacity, providing long-term, reliable power.
- Cost-effective solution: Reduces replacement costs compared to disposable batteries.
- Eco-friendly: Rechargeability minimizes environmental impact by reducing battery waste.
- Supports high-usage devices: Perfect for daily-use wearables, micro drones, IoT modules, and STEM kits, where frequent charging is expected.
Stable Discharge and High Energy Density
The WLY450838 3.7V 120mAh LiPo Battery is engineered for stable discharge, high energy density, and compact size, making it ideal for wearables, micro drones, IoT devices, portable electronics, and educational kits. Its design ensures reliable power in applications where size, weight, and consistent voltage are critical.
- Consistent 3.7V Output: Delivers steady voltage until near full depletion, essential for motors, sensors, LED modules, communication systems, and drones.
- Supports Extended Operation: High energy density allows devices to run longer per charge, improving usability in micro drones, wearables, and portable electronics.
- Predictable Performance: Ensures electronics function reliably under varying loads, preventing voltage drops that could affect FPV drones, IoT sensors, and robotic systems.
- Optimized for Small Devices: Maximum energy in a compact form factor makes the WLY450838 3.7V 120mAh LiPo Battery suitable for devices where space efficiency and runtime are critical.
- Enhanced Device Efficiency: Stable voltage and high energy density ensure extended operation for drones, wearable gadgets, IoT devices, and educational kits.
- Reliable for High-Demand Applications: Provides consistent energy delivery, making the WLY450838 3.7V 120mAh LiPo Battery a dependable choice for engineers, hobbyists, and educators.
By combining lightweight design, PCM protection, low self-discharge, no memory effect, long cycle life, and stable high-energy output, the WLY450838 3.7V 120mAh LiPo Battery guarantees efficient, reliable, and long-lasting power, even in compact and power-sensitive electronic devices.
Safety Guidelines & Handling Instructions for WLY450838 3.7V 120mAh LiPo Battery
The WLY450838 3.7V 120mAh LiPo Battery is a high-performance rechargeable battery designed for compact electronics, wearables, micro drones, IoT devices, and educational kits. While it offers reliable and long-lasting power, proper handling, storage, and usage are critical to ensure safety, optimal performance, and longevity. Lithium polymer (LiPo) batteries can be sensitive to temperature, charge/discharge rates, and physical stress, so following these guidelines is essential.
Temperature and Storage
Proper storage of the WLY450838 3.7V 120mAh LiPo Battery ensures stability and prevents degradation:
- Recommended Storage Temperature: 0°C to 50°C. Storing outside this range can reduce capacity and lifespan or cause permanent damage.
- Avoid Heat Sources: Do not expose the battery to direct sunlight, heaters, or other high-temperature sources. Excess heat can lead to swelling, leakage, or thermal runaway.
- Safe Storage Containers: Keep the battery disconnected from devices when not in use and store it in non-conductive, fireproof containers. This prevents accidental short circuits and provides additional protection in case of malfunction.
- Long-Term Storage Tip: For prolonged storage, it’s recommended to keep the battery at 50% charge, reducing stress on internal cells and prolonging cycle life.
Charging Guidelines
Proper charging ensures safety and maximizes battery lifespan:
- Standard Charge Rate: 0.5C, which is 60mA for this 120mAh battery. This is the safest rate for regular charging.
- Maximum Charge Rate: 1C, or 120mA, for faster charging when necessary. Exceeding this rate can cause overheating or cell damage.
- Avoid Charging Warm Batteries: Do not charge immediately after heavy usage. Allow the battery to cool down to ambient temperature to prevent thermal stress.
- Use LiPo-Compatible Chargers Only: Chargers designed for other chemistries (NiMH, NiCd, etc.) can damage the battery and compromise safety. Always ensure the charger matches the voltage and current ratings of the WLY450838 battery.
Discharging Guidelines
Safe discharging protects both the battery and connected devices:
- Continuous Discharge Rate: 0.5C (60mA) is safe for standard operation.
- Maximum Discharge Rate: 1C (120mA) is suitable for short bursts of high energy demand. Exceeding 1C can reduce battery life or cause overheating.
- Minimum Voltage Limit: Avoid letting the voltage drop below 2.75V, as this can permanently damage the cells and shorten overall lifespan.
- Load Monitoring: Use devices with proper voltage regulation to ensure the battery is not overstressed during operation, especially in drones or high-performance electronics.
Handling Tips
Physical care is crucial for LiPo batteries to prevent accidents:
- Avoid Punctures or Crushing: Physical damage can cause internal short circuits, leading to swelling, leakage, or fire.
- Keep Away from Water or Moisture: LiPo batteries are sensitive to liquid exposure, which can damage cells and connectors.
- Regular Inspection: Check for swelling, leakage, or discoloration before each use. Dispose of damaged batteries safely.
- Connector Safety: Ensure connectors do not touch conductive surfaces or wires, as this may cause short circuits and potential hazards.
Disposal & Recycling
Responsible disposal is essential for environmental safety:
- Do Not Throw in Household Trash: Lithium polymer batteries can catch fire or contaminate soil if disposed of incorrectly.
- Authorized Recycling Centers: Take used, damaged, or end-of-life batteries to facilities equipped to safely recycle lithium batteries.
- Follow Local Regulations: Compliance with regional environmental and safety regulations ensures safe disposal and reduces ecological impact.
- Recycling Benefits: Recycling recovers valuable metals, prevents environmental contamination, and supports sustainable battery use.
Advantages of WLY450838 3.7V 120mAh LiPo Battery Over Other Battery Types
The WLY450838 3.7V 120mAh LiPo Battery stands out among common alternatives like NiMH (Nickel-Metal Hydride), alkaline, and coin cell batteries. Its advanced lithium polymer technology provides distinct advantages in energy density, weight, rechargeability, safety, and versatility, making it the preferred choice for modern miniature electronics.
1. Higher Energy Density
- Compact Power: The WLY450838 3.7V 120mAh LiPo Battery delivers more energy in a smaller size compared to NiMH, alkaline, or coin cells.
- Longer Run Times: Devices can operate for extended periods on a single charge, which is crucial for wearables, micro drones, and IoT sensors.
- Design Flexibility: Smaller size frees up internal space for additional components or features, allowing sleeker, more compact product designs.
2. Ultra-Lightweight Design
- Weight Advantage: At only 3 grams, this battery is significantly lighter than many NiMH or alkaline rechargeable options.
- Enhanced Mobility: Ideal for applications where weight is critical, such as micro drones, FPV quadcopters, and wearable electronics.
- Reduced Strain: Less weight improves device efficiency and performance, particularly in flying or portable devices where every gram matters.
3. Superior Rechargeability
- ≥300 Charge/Discharge Cycles: Unlike disposable batteries, the WLY450838 3.7V 120mAh LiPo Battery can be recharged hundreds of times while maintaining more than 80% of its capacity.
- Cost-Effective: Reduces the need for frequent replacements, saving money over time.
- Eco-Friendly: Rechargeable batteries decrease environmental waste compared to single-use alternatives, supporting sustainable electronics practices.
4. Advanced Safety with PCM Protection
- Overcharge, Over-Discharge, and Short-Circuit Protection: The integrated Protection Circuit Module (PCM) prevents damage to both the battery and connected devices.
- Peace of Mind: Reduces the risk of overheating, swelling, or fire, making it safe for wearables, IoT devices, and educational kits.
- Durable Operation: Ensures the battery remains reliable under varying usage conditions, extending its lifespan.
5. No Memory Effect
- Consistent Capacity: The WLY450838 3.7V 120mAh LiPo Battery battery does not suffer from memory effect, unlike some NiMH or older rechargeable batteries.
- Flexible Charging: Can be charged at any state of charge without reducing performance, which is ideal for devices used intermittently.
- Long-Term Reliability: Maintains full operational capacity across hundreds of charge cycles, ensuring predictable energy delivery for sensitive electronics.
6. Stable Voltage Output
- Predictable Performance: Provides a consistent 3.7V output throughout discharge, unlike some NiMH or alkaline batteries whose voltage fluctuates under load.
- Device Protection: Stable voltage ensures proper operation of microcontrollers, sensors, LEDs, and motors without sudden drops or malfunctions.
- Enhanced User Experience: Especially important for drones, wearables, and IoT devices, where stable power translates into smooth performance and reliability.
7. Versatility Across Applications
- Wide Compatibility: Works seamlessly with wearables, micro drones, IoT devices, portable electronics, toys, and STEM kits.
- Flexible Integration: Its compact size, lightweight design, and stable output allow for easy installation in various device form factors.
- Supports Innovation: Enables designers, hobbyists, and educators to create high-performance, space-efficient, and safe electronics.
Buyer Guidance & FAQs OF WLY450838 3.7V 120mAh LiPo Battery
When to Choose This Battery
- Need compact, lightweight, rechargeable power source.
- Ideal for low to medium-power devices like wearables, micro drones, and IoT sensors.
- Requires long cycle life and safe operation in sensitive electronics.
Common Questions
- Charging Time: ~2 hours at 0.5C; 1 hour at 1C.
- Drone Compatibility: Perfect for lightweight micro drones.
- Lifespan: ≥300 cycles at 0.5C.
- Wearable Safety: PCM-protected and safe for skin-contact devices.
- Long-Term Storage: Store at 50% charge and recharge every 3 months.
Conclusion of WLY450838 3.7V 120mAh LiPo Battery
The WLY450838 3.7V 120mAh LiPo Battery by NDB&C LOFTY AGROTECH is a compact, safe, and reliable solution for modern miniature electronics. With PCM protection, long cycle life, stable voltage, and low self-discharge, it excels in:
- Wearables
- Micro drones
- IoT devices
- Portable electronics
- Educational kits
Benefits include:
- Reliable and consistent power delivery
- High safety and durability
- Cost-effective, eco-friendly rechargeability
- Compact design for space-constrained devices
Available for fast shipping, this battery ensures devices stay powered, safe, and efficient.
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