Description
WLY751535 3.7V 350mAh 1S LiPo Battery – Micro Rechargeable Battery Pack by NDB&C LOFTY AGROTECH
The WLY751535 3.7V 350mAh 1S LiPo Battery is a high-capacity, single-cell rechargeable lithium polymer battery meticulously designed for modern electronic applications. Crafted by NDB&C LOFTY AGROTECH, this battery combines lightweight portability with high energy efficiency, ensuring that devices perform reliably even under demanding conditions.
Whether you are designing wearable technology, micro drones, IoT devices, or DIY electronics, this WLY751535 3.7V 350mAh 1S LiPo Battery provides consistent 3.7V power, long-lasting performance, and eco-friendly rechargeability, making it a cornerstone for both hobbyist projects and professional applications.
Its compact size (7.5 × 15 × 35mm) and lightweight design (7g) allow integration into small enclosures without compromising device aesthetics or functionality. Additionally, the open-wire connector simplifies installation, offering flexibility for diverse custom applications.
Overview of WLY751535 3.7V 350mAh 1S LiPo Battery
The WLY751535 3.7V 350mAh 1S LiPo Battery is a high-performance, single-cell lithium polymer battery designed for a wide range of modern electronic applications. Developed by NDB&C LOFTY AGROTECH, this battery balances compactness, lightweight design, and stable energy delivery, making it ideal for devices where space and reliability are crucial.
This battery offers a nominal voltage of 3.7V and a capacity of 350mAh, providing consistent power output across devices such as wearables, micro drones, IoT devices, and DIY electronics. Its open-wire connector design allows easy integration into custom devices, prototypes, and embedded systems.
With over 300 recharge cycles, the WLY751535 3.7V 350mAh 1S LiPo Battery supports long-term usage while being eco-friendly and cost-effective. Its compact dimensions (7.5 × 15 × 35mm) and lightweight construction (7g) ensure it can fit into tight enclosures without adding bulk or weight, which is especially important for portable and battery-sensitive electronics.
The stable voltage output and high-capacity design ensure that devices operate reliably without unexpected shutdowns or performance drops. Whether used in micro drones for aerial applications, wearable health and fitness trackers, IoT monitoring systems, or Arduino and Raspberry Pi prototypes, this battery delivers long-lasting and consistent energy.
Key Features of WLY751535 3.7V 350mAh 1S LiPo Battery
The WLY751535 3.7V 350mAh 1S LiPo Battery is packed with features that make it versatile, reliable, and practical for a wide range of electronic devices:
High-Capacity Power
With a nominal capacity of 350mAh, this battery ensures extended operational runtime for devices. Whether you are powering a micro drone for aerial photography or a wearable fitness tracker, the battery maintains energy delivery, reducing the need for frequent recharges.
Stable Voltage Output
The 3.7V nominal voltage guarantees consistent performance across all compatible devices. Stable voltage is critical for sensitive electronics such as microcontrollers, sensors, and IoT communication modules, preventing unexpected shutdowns or data loss.
Compact and Lightweight Design
The battery’s slim profile and minimal weight make it ideal for portable electronics and small-scale embedded systems. Its compact design ensures it can fit into tight enclosures for micro drones, wearable devices, and IoT applications without adding bulk.
Rechargeable and Eco-Friendly
Supporting over 300 recharge cycles, this battery is a cost-effective and sustainable energy solution. Users can enjoy long-term power reliability while minimizing environmental impact compared to disposable batteries.
Versatile Applications
From DIY electronics to advanced embedded systems, the WLY751535 3.7V 350mAh 1S LiPo Battery is designed for flexibility and adaptability. Its open-wire connector allows easy integration into various devices, while the stable output ensures all components operate efficiently.
Technical Specifications of WLY751535 3.7V 350mAh 1S LiPo Battery
| Specification | Details |
|---|---|
| Model No. | WLY751535 |
| Nominal Voltage | 3.7 V |
| Nominal Capacity | 350 mAh |
| Continuous Charge Current | 0.5C |
| Continuous Discharge Current | 0.5C |
| Maximum Charge Rate | 1C |
| Maximum Discharge Rate | 1C |
| Connector Type | Open Wire |
| Life Cycles | ≥300 cycles (0.5C to 2.75V, <80%) |
| Application | Wearables / Micro Drone / IoT / Embedded Systems |
| Thickness | 7.5 mm |
| Breadth | 15 mm |
| Length | 35 mm |
| Max Size (with PCB) | 7.5 × 15 × 37.5 mm |
| Weight | 7 g |
| Shipping Weight | 0.16 kg |
| Shipping Dimensions | 6 × 4 × 3 cm |
Applications of WLY751535 3.7V 350mAh 1S LiPo Battery
1. Wearables
Wearable technology requires lightweight, reliable batteries to maintain functionality without compromising comfort. The WLY751535 3.7V 350mAh 1S LiPo Battery powers:
- Smartwatches – maintaining uninterrupted timekeeping, notifications, and sensor tracking.
- Fitness bands – supporting continuous activity tracking and heart-rate monitoring.
- Medical monitors – delivering stable power to portable health devices such as glucose monitors or pulse oximeters.
Its lightweight 7g design ensures that wearable devices remain comfortable for daily use, while the compact size allows integration into slim enclosures. The battery’s stable 3.7V output ensures consistent device performance, critical for accurate health monitoring and data collection.
2. Micro Drones
Micro drones require high-energy-density batteries to maintain flight stability, support onboard cameras, and run telemetry modules. The WLY751535 3.7V 350mAh 1S LiPo Battery offers:
- Consistent power delivery for flight controllers and motor drivers.
- Lightweight design to maximize flight time and agility.
- Reliable energy for payload devices, such as miniature cameras or sensors.
Whether used in hobbyist drones or professional micro aerial vehicles, this battery enhances operational performance while maintaining a compact footprint, critical for drone aerodynamics and maneuverability.
3. IoT Devices
IoT applications demand batteries that maintain voltage over long periods with minimal maintenance. The WLY751535 3.7V 350mAh 1S LiPo Battery powers:
- Environmental sensors – measuring temperature, humidity, or air quality remotely.
- Remote trackers – providing stable energy for GPS tracking systems.
- Wireless monitoring systems – supporting long-term, unattended operation without frequent battery replacement.
Its low self-discharge rate allows devices to remain powered for months, reducing operational downtime. The compact dimensions enable integration into devices with limited internal space, making it ideal for embedded IoT systems.
4. DIY Electronics & Embedded Systems
The WLY751535 3.7V 350mAh 1S LiPo Battery is perfect for Arduino, ESP32, Raspberry Pi, and other microcontroller projects. Key benefits include:
- Open-wire connector design for easy integration into prototypes.
- Stable 3.7V supply to ensure accurate operation of sensors, LEDs, and communication modules.
- Rechargeable power for cost-effective experimentation and testing.
This battery supports hobbyists, engineers, and students in creating portable electronics, wearable devices, or experimental embedded systems, allowing for flexible design and deployment.
Safety Guidelines for WLY751535 3.7V 350mAh 1S LiPo Battery
Ensuring the safe operation of the WLY751535 3.7V 350mAh 1S LiPo Battery is essential for both user safety and battery longevity. Following proper safety practices minimizes the risk of damage, accidents, or performance issues.
1. Do Not Puncture or Crush
Physical damage to a LiPo battery, such as puncturing, crushing, or bending, can result in internal short circuits, leading to fire, smoke, or chemical leakage. Always handle the battery gently, avoid dropping it, and refrain from applying excessive pressure. Even minor damage to the casing can compromise safety.
Best Practices:
- Handle with care when installing in small devices or tight enclosures.
- Avoid tools or objects that may pierce the battery during assembly or repair.
- Inspect the battery before use for any visible damage.
2. Avoid Short-Circuiting Terminals
Short-circuiting occurs when the positive and negative terminals come into direct contact. This can lead to sudden heat generation, sparks, or battery failure.
Precautions:
- Always check connections before powering devices.
- Ensure no conductive materials (metal, jewelry, or wires) accidentally bridge the terminals.
- Use insulated connectors or shrink tubing to prevent accidental contact.
3. Use LiPo-Compatible Chargers Only
LiPo batteries require constant-current / constant-voltage (CC/CV) charging. Using incompatible chargers can overcharge, overheat, or damage the battery, potentially causing swelling or fire.
Tips for Safe Charging:
- Always use chargers specifically designed for single-cell 3.7V LiPo batteries.
- Monitor the battery during initial charge cycles for any unusual behavior.
- Charge on fire-resistant surfaces in a ventilated area for added safety.
4. Dispose of Batteries Properly
Spent or damaged LiPo batteries contain chemicals that are harmful to the environment. Improper disposal can result in pollution, fires, or chemical hazards.
Safe Disposal Methods:
- Take batteries to certified e-waste or battery recycling facilities.
- Do not throw LiPo batteries in household trash.
- For partially used or swollen batteries, discharge them safely before disposal as per local regulations.
5. Avoid Water, Fire, and Extreme Heat
Exposure to water, flames, or high temperatures can compromise the battery’s chemical stability. Moisture can cause short circuits, while extreme heat may trigger thermal runaway.
Precautions:
- Keep the battery dry at all times.
- Store away from heaters, stoves, and direct sunlight.
- Never attempt to dry a wet battery using heat sources.
6. Store at Moderate Charge Levels
LiPo batteries should be stored at 40–60% charge in a cool, dry environment when not in use for extended periods. Fully charged or fully discharged batteries degrade faster, reducing their usable life.
Storage Tips:
- Use a fireproof container or LiPo safe bag for storage.
- Keep away from children and pets.
- Check stored batteries periodically for swelling or voltage drop.
Summary
By following these safety guidelines, users ensure that the WLY751535 3.7V 350mAh 1S LiPo Battery operates safely and reliably over its lifecycle. Proper handling, charging, storage, and disposal practices not only protect the device and user but also maximize battery longevity and performance.
Troubleshooting Common Issues with WLY751535 3.7V 350mAh 1S LiPo Battery
The WLY751535 3.7V 350mAh 1S LiPo Battery is designed for reliable, long-lasting performance. However, like all lithium polymer batteries, it may occasionally encounter operational issues. Proper troubleshooting ensures safety, maintains battery longevity, and maximizes device performance. Below are common issues and step-by-step guidance to address them.
1. Rapid Voltage Drop
Symptoms: Devices powered by the battery experience sudden shutdowns or performance drops, even though the battery was recently charged.
Causes:
- Excessive load from the device exceeding the battery’s 0.5C continuous discharge rating.
- Aging or degraded battery cells, which lose capacity over time.
- Poor connections or damaged wiring causing intermittent power delivery.
Solutions:
- Reduce Load: Ensure the device does not exceed the battery’s recommended continuous discharge rate. For high-demand devices, consider using batteries with higher mAh ratings.
- Test Battery Health: Measure battery voltage under load. If voltage drops below 3.0V quickly or capacity falls below 80%, the battery may need replacement.
- Check Connections: Inspect the wiring and open-wire connectors for corrosion, looseness, or damage. Secure and clean connectors as needed.
Preventive Tips:
- Avoid overloading the battery during operation.
- Regularly check battery capacity and health, especially if used frequently in high-power applications like micro drones or IoT devices.
2. Battery Swelling
Symptoms: The battery casing appears inflated or deformed, sometimes accompanied by heat or unusual odor.
Causes:
- Overcharging or charging beyond the recommended 1C maximum rate.
- Exposure to high temperatures or direct sunlight.
- Natural aging of the LiPo cells after repeated charge cycles.
Solutions:
- Immediate Cessation: Stop using the battery immediately to prevent fire hazards or leakage.
- Safe Disposal: Do not attempt to puncture or compress the swollen battery. Dispose of it at a certified e-waste or battery recycling center.
- Avoid Reuse: Never attempt to recharge a swollen LiPo battery, as it may explode or leak hazardous chemicals.
Preventive Tips:
- Always use a LiPo-compatible charger.
- Charge batteries in a cool, ventilated environment.
- Avoid storing fully charged batteries in high-temperature conditions.
3. Battery Not Charging
Symptoms: The battery fails to accept a charge or shows no increase in voltage despite connection to a charger.
Causes:
- Dirty, damaged, or loose connectors.
- Charger incompatible with LiPo batteries.
- Damaged wires, PCB, or internal cells.
Solutions:
- Inspect Connectors: Clean the open-wire terminals and ensure proper contact with the charger.
- Use Correct Charger: Always use a CC/CV LiPo-compatible charger that supports 3.7V single-cell LiPo batteries.
- Examine Wiring: Inspect the battery for cuts, frays, or other damage in the wires. Replace wiring or the battery if necessary.
Preventive Tips:
- Avoid using generic chargers not designed for LiPo batteries.
- Periodically inspect the battery and connectors for wear and tear.
- Store the battery with terminals protected from dust and corrosion.
4. Reduced Runtime
Symptoms: Devices run for shorter periods than expected, even after a full charge.
Causes:
- Improper charging or incomplete charge cycles.
- Storage in low temperatures or high humidity.
- Natural capacity degradation over repeated cycles.
Solutions:
- Cycle Battery Fully: Perform a full charge and discharge cycle at 0.5C to restore usable capacity.
- Proper Storage: Store the battery at 40–60% charge in a cool, dry environment to preserve lifespan.
- Avoid Extreme Conditions: Minimize use in excessively cold or hot environments, as it accelerates capacity loss.
Preventive Tips:
- Regularly cycle batteries if stored for long periods.
- Avoid deep discharge below 2.75V, which can shorten battery life.
- Monitor device power consumption and match battery capacity accordingly.
Summary
Understanding the common issues of the WLY751535 3.7V 350mAh 1S LiPo Battery and applying proper troubleshooting measures ensures:
- Safety for users and devices
- Optimal battery lifespan over hundreds of cycles
- Reliable performance across applications
With correct handling, safe charging practices, and preventive maintenance, this LiPo battery continues to deliver stable 3.7V power, extended runtime, and dependable performance for wearables, micro drones, IoT devices, and DIY electronics.
Benefits of WLY751535 3.7V 350mAh 1S LiPo Battery
1. Extended Device Runtime
The 350mAh capacity of the WLY751535 3.7V 350mAh 1S LiPo Battery ensures that devices operate for longer periods without the need for frequent recharging. Whether powering micro drones, wearable devices, or IoT sensors, this extended runtime allows continuous operation, enhancing productivity and usability. For instance, a wearable fitness tracker can run for days on a single charge, while a micro drone can complete longer flights without interruptions. This feature is especially beneficial for devices deployed in remote or inaccessible locations, reducing maintenance visits and ensuring uninterrupted functionality.
2. Compact & Lightweight
One of the standout advantages of the WLY751535 3.7V 350mAh 1S LiPo Battery is its compact form factor (7.5 × 15 × 35mm) and lightweight design (7g). This makes it perfect for portable electronics, micro drones, and wearable gadgets, where space and weight constraints are critical. The battery can easily fit into tight enclosures without affecting the device’s ergonomics or design aesthetics. For DIY electronics projects, this lightweight design allows makers to experiment with mobility-focused devices like mini robots, handheld controllers, and portable IoT prototypes.
3. Rechargeable & Cost-Effective
The rechargeable nature of the WLY751535 3.7V 350mAh 1S LiPo Battery makes it a highly cost-effective energy solution. Supporting over 300 full charge cycles, it reduces the need for disposable batteries, saving costs over time. This is particularly valuable for high-use devices such as IoT sensors, drones, or wearable health monitors that require frequent operation. Additionally, rechargeable batteries are eco-friendly, reducing electronic waste and helping users adopt sustainable energy practices. For long-term projects, this feature ensures continuous usability without recurring replacement costs.
4. Stable Voltage Supply
Maintaining a consistent 3.7V output, the WLY751535 3.7V 350mAh 1S LiPo Battery ensures reliable device performance. Stable voltage is critical for sensitive electronics such as microcontrollers, sensors, cameras, and wireless communication modules. Fluctuations in voltage can cause malfunctions, data errors, or reduced device lifespan. By delivering a steady power output, this battery guarantees optimal performance in devices ranging from small IoT sensors to micro drones carrying lightweight cameras. Users can rely on uninterrupted operation for professional applications, experiments, and hobbyist projects alike.
5. Versatile Applications
The WLY751535 3.7V 350mAh 1S LiPo Battery is extremely versatile, supporting a wide range of applications:
- Micro Drones: Provides consistent power for flight controllers, cameras, and telemetry modules, enabling stable flight and extended operational periods.
- IoT Devices: Powers environmental sensors, trackers, and wireless monitoring systems with low self-discharge for long-term unattended operation.
- Wearables: Fits comfortably in compact designs like smartwatches, fitness bands, or health monitors without adding bulk.
- DIY Electronics & Embedded Systems: Ideal for Arduino, ESP32, Raspberry Pi, and custom portable projects, allowing hobbyists and engineers to experiment freely.
This versatility makes it a one-size-fits-all solution for both professional and personal electronic projects, providing a reliable energy source across multiple device types.
Conclusion
The WLY751535 3.7V 350mAh 1S LiPo Battery by NDB&C LOFTY AGROTECH is a high-quality, reliable, and versatile energy solution. Its compact size, lightweight construction, and stable 3.7V output make it ideal for wearables, micro drones, IoT devices, DIY electronics, and embedded systems. With over 300 recharge cycles, it offers a cost-effective and eco-friendly solution for long-term device operation.
Proper storage, handling, and adherence to safety guidelines ensure maximum performance, longevity, and user safety. Whether for hobbyist projects, professional prototypes, or embedded system deployments, the WLY751535 3.7V 350mAh 1S LiPo Battery guarantees reliable, uninterrupted, and consistent power.
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