Description
WLY853837 3.7V 1250mAh LiPo Battery – Micro Rechargeable Battery Pack by NDB&C LOFTY AGROTECH
The WLY853837 3.7V 1250mAh LiPo Battery is a high-capacity, single-cell lithium polymer battery designed to power a wide variety of portable electronic devices. With a balance of compact size, lightweight construction, and reliable voltage output, this battery is suitable for wearables, micro drones, IoT devices, DIY electronics, and embedded systems.
NDB&C LOFTY AGROTECH ensures that every WLY853837 3.7V 1250mAh LiPo Battery undergoes strict quality control, guaranteeing stable performance, safety, and long battery life. Rechargeable over 300 cycles, it offers an eco-friendly alternative to disposable batteries while providing consistent, high-quality energy for demanding applications.
Key Features of WLY853837 3.7V 1250mAh LiPo Battery
High-Capacity Power for Extended Runtime
The WLY853837 3.7V 1250mAh LiPo Battery provides a robust 1250mAh capacity, ensuring longer operation without frequent recharging. This is particularly important for devices that are used continuously, such as wearable health monitors, smartwatches, micro drones, and IoT sensors.
Benefits of High Capacity:
- Extended monitoring and data collection periods for IoT devices
- Longer flight times for micro drones, improving aerial photography and FPV racing experiences
- Continuous operation of wearables throughout the day without performance dips
Stable Voltage Output
A key advantage of the WLY853837 3.7V 1250mAh LiPo Battery is its stable 3.7V voltage output. Consistent voltage is essential for sensitive electronics, including microcontrollers, sensors, wireless modules, and displays.
Importance of Voltage Stability:
- Prevents unexpected device shutdowns
- Reduces errors in sensor readings
- Maintains consistent communication for IoT devices
- Ensures camera and motor stability in micro drones
Compact and Lightweight Design
The WLY853837 3.7V 1250mAh LiPo Battery measures just 8.5 × 38 × 37mm and weighs only 25g. Its small footprint makes it ideal for space-constrained applications without compromising power delivery.
Advantages of Compact Design:
- Seamless integration into wearable technology and micro drones
- Lightweight for portable IoT devices, reducing energy strain
- Enables the creation of sleek, low-profile electronics enclosures
Rechargeable and Eco-Friendly
The battery supports over 300 full recharge cycles, making it both environmentally sustainable and cost-effective. Rechargeability reduces electronic waste and eliminates the need for frequent replacement, lowering long-term operational costs.
Eco-Friendly Benefits:
- Reduces carbon footprint compared to disposable batteries
- Maintains battery capacity over repeated cycles
- Supports sustainable electronics and DIY projects
Versatile Applications
The WLY853837 3.7V 1250mAh LiPo Battery is highly versatile, providing power across multiple electronics categories:
- Wearables: Smartwatches, fitness trackers, health monitors, portable sensors
- Micro Drones: Flight controllers, cameras, telemetry modules, UAVs
- IoT Devices: Environmental sensors, smart trackers, wireless monitoring systems
- DIY Electronics: Arduino, ESP32, Raspberry Pi, and custom microcontroller projects
Technical Specifications
| Specification | Details |
|---|---|
| Model No. | WLY853837 |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 1250mAh |
| 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 | 8.5mm |
| Breadth | 38mm |
| Length | 37mm |
| Max Size (with PCB) | 8.5 × 38 × 39.5mm |
| Weight | 25g |
| Shipping Weight | 0.024 kg |
| Shipping Dimensions | 8 × 7 × 1 cm |
Applications of WLY853837 3.7V 1250mAh LiPo Battery
Applications in Wearables
Wearable technology demands batteries that are compact, lightweight, and capable of powering multiple sensors simultaneously. The WLY853837 3.7V 1250mAh LiPo Battery is ideal for:
- Smartwatches: Provides all-day operation, powering displays, sensors, and Bluetooth modules
- Fitness Trackers: Supports continuous monitoring of heart rate, step count, and activity tracking
- Health Monitors: Ensures reliable operation of temperature, ECG, and pulse sensors
- Portable Sensors: Maintains stable power for environmental and motion sensors
User Benefit: The rechargeable design allows users to maintain over 300 cycles without degradation, ensuring long-term reliability for daily wearable use.
Applications in Micro Drones
Micro drones require a balance of light weight and high energy density for optimal performance. The WLY853837 3.7V 1250mAh LiPo Battery:
- Powers flight controllers, cameras, and telemetry modules with stable 3.7V output
- Extends flight times for FPV racing, aerial photography, and hobby drones
- Reduces motor fluctuations, ensuring smooth maneuvers and camera stability
Real-World Example: A micro drone fitted with this battery can achieve longer flights for drone mapping projects while maintaining steady camera footage, even during aggressive maneuvers.
Applications in IoT Devices
IoT devices often operate in remote locations where maintenance is challenging. The WLY853837 3.7V 1250mAh LiPo Battery provides reliable, long-term performance:
- Powers environmental sensors for temperature, humidity, and air quality
- Supports wireless monitoring systems for smart agriculture or industrial automation
- Reduces maintenance due to its rechargeable design
Integration Tip: Its open-wire connector allows for simple integration into compact enclosures, making it ideal for IoT prototypes or commercial deployments.
Applications in DIY Electronics and Embedded Systems
For hobbyists and engineers, the WLY853837 3.7V 1250mAh LiPo Battery is perfect for prototyping and experimentation:
- Arduino Projects: Smart home, robotics, and automation projects
- ESP32/ESP8266 Applications: Wi-Fi or Bluetooth-based sensors and control systems
- Raspberry Pi Development: Portable computing, IoT gadgets, and data logging systems
User Tip: Its stable voltage output ensures that microcontrollers, sensors, and peripherals operate reliably, even under extended workloads.
Troubleshooting Common Issues of WLY853837 3.7V 1250mAh LiPo Battery
Rapid Voltage Drop
A sudden drop in voltage can occur due to overloading, aged cells, or improper usage. This may result in the device powering down unexpectedly, which is particularly problematic in sensitive applications like micro drones or IoT sensors.
How to Troubleshoot:
- Check Load: Ensure the connected device is not drawing more current than the battery’s continuous discharge rating (0.5C). Overdrawing can quickly deplete voltage.
- Inspect Battery Health: Use a multimeter to check the voltage when idle and under load. Significant deviation indicates aging or damaged cells.
- Optimize Device Usage: Limit high-drain operations for prolonged battery life. For example, in drones, avoid extended high-thrust maneuvers if possible.
Pro Tip: Regularly cycling the battery (full charge and discharge) can help maintain capacity and prevent unexpected voltage drops.
Battery Swelling
Swelling is a common sign of battery stress, typically caused by overcharging, overheating, or long-term degradation. Swollen batteries are unsafe and can lead to fire hazards if punctured or compressed.
How to Handle Swelling:
- Stop using the battery immediately once swelling is noticed.
- Avoid puncturing, compressing, or applying pressure to the battery.
- Dispose of swollen batteries safely at certified recycling or e-waste facilities.
Prevention Tips:
- Use only LiPo-compatible chargers.
- Avoid charging in hot environments (>45°C).
- Do not leave the battery charging unattended for long periods.
Battery Not Charging
Occasionally, a battery may fail to charge, which can disrupt device usage. This issue may arise from connector issues, charger incompatibility, or environmental factors.
Troubleshooting Steps:
- Check Connectors: Ensure the open-wire terminals are clean, undamaged, and properly connected. Dust, corrosion, or bent wires can prevent charging.
- Use LiPo-Compatible Chargers: Standard chargers may not correctly balance the charge, leading to incomplete charging or overheating.
- Check Temperature: Batteries should be at room temperature before charging. Avoid charging immediately after heavy use.
Pro Tip: Periodically inspect charging equipment and connectors to maintain safe and reliable battery operation.
Reduced Runtime
Over time, users may notice that the WLY853837 3.7V 1250mAh LiPo Battery provides shorter operation periods than when new. Reduced runtime can be caused by aging cells, high operating temperatures, or improper storage.
How to Maintain Optimal Runtime:
- Proper Cycling: Regularly perform full charge and discharge cycles within recommended limits.
- Correct Storage: Store batteries at moderate charge levels (40–60%) in a cool, dry environment to prevent capacity loss.
- Avoid Overheating: High temperatures accelerate chemical degradation; keep batteries away from direct sunlight or heat sources.
Safety Guidelines for WLY853837 3.7V 1250mAh LiPo Battery
Do Not Puncture or Crush
Physical damage can lead to internal short circuits, sparking, or fire. Always handle the battery gently and avoid dropping it or placing it under heavy pressure.
Tip: Use a protective case when integrating the battery into DIY projects, drones, or wearables.
Avoid Short-Circuiting Terminals
Short-circuiting occurs when positive and negative terminals touch conductive materials. This can generate excessive heat and may cause fire or permanent battery damage.
Precaution: Ensure proper insulation of wires and maintain correct polarity during connection.
Use LiPo-Compatible Chargers
Standard chargers may not safely manage the charging process for LiPo batteries. LiPo-compatible chargers regulate voltage and current, preventing overcharging, overheating, and battery swelling.
Tip: Always monitor the first few charge cycles after purchase to ensure compatibility and safe operation.
Dispose Properly
Spent batteries should never be thrown in regular trash due to the risk of chemical leaks or fire. Take the WLY853837 3.7V 1250mAh LiPo Battery to certified e-waste recycling facilities for proper disposal.
Eco-Friendly Tip: Recycling LiPo batteries recovers valuable metals and prevents environmental pollution.
Avoid Extreme Temperatures and Water
Exposure to temperatures below 0°C or above 50°C can damage battery cells and reduce cycle life. Water or high humidity can also cause short circuits or corrosion.
Safe Storage Practices:
- Keep batteries in dry, cool locations.
- Avoid leaving batteries inside drones exposed to sunlight during transport.
- Store in insulated, non-conductive containers.
Store at Moderate Charge Levels
For long-term storage, maintain the battery charge between 40–60%. Storing a fully charged or fully discharged battery for extended periods can reduce its lifespan and degrade performance.
Tip: Use a storage mode if your charger supports it to automatically maintain optimal charge levels.
Benefits of WLY853837 3.7V 1250mAh LiPo Battery
Extended Runtime
With 1250mAh capacity, this battery provides longer operational periods for devices ranging from wearables to drones. Users experience uninterrupted performance for extended hours, minimizing the need for frequent recharging.
Real-Life Application: Fitness trackers powered by this battery can monitor activities continuously for multiple days, while micro drones can sustain longer FPV flights.
Compact & Lightweight
Measuring just 8.5 × 38 × 37mm and weighing 25g, this battery is easy to integrate into small electronics and portable devices. Its lightweight design ensures devices remain comfortable to wear or easy to transport.
User Advantage: Perfect for space-constrained applications like smartwatches, health monitors, and compact IoT devices.
Rechargeable & Cost-Effective
The battery supports over 300 recharge cycles, offering a sustainable and cost-effective solution. Users save money over disposable batteries while contributing to environmental sustainability.
Pro Tip: Implement battery cycling schedules to maximize efficiency and maintain capacity.
Stable Voltage Supply
A consistent 3.7V output ensures the proper functioning of sensitive electronics, including microcontrollers, sensors, and wireless modules. This reduces errors and prevents system instability in drones, wearables, and IoT networks.
Example: Micro drones experience smoother motor control and camera stabilization, while IoT sensors transmit accurate data without interruption.
Versatile Applications
The WLY853837 3.7V 1250mAh LiPo Battery supports a broad range of devices and use cases:
- Wearables: Smartwatches, fitness bands, health monitors
- Drones: Micro and FPV drones, UAVs, and aerial photography devices
- IoT Devices: Environmental sensors, smart tracking systems, wireless monitoring
- DIY Electronics: Arduino, ESP32, Raspberry Pi, and embedded projects
Benefit: One battery meets the energy requirements of multiple applications, simplifying procurement and integration for hobbyists and professionals.
Real-World Use Cases and User Tips for WLY853837 3.7V 1250mAh LiPo Battery
Applications in Wearables
The WLY853837 3.7V 1250mAh LiPo Battery is perfectly suited for wearable devices such as smartwatches, fitness trackers, health monitors, and portable sensors. These devices require reliable, long-lasting power to track health metrics, display notifications, and support Bluetooth connectivity.
Key Advantages for Wearables:
- All-Day Performance: The 1250mAh capacity ensures that wearables can function continuously throughout the day without frequent recharging.
- Compact & Lightweight: Its 8.5 × 38 × 37mm form factor allows integration into slim and ergonomic wearable designs.
- Stable Voltage: The consistent 3.7V output powers delicate electronics reliably, preventing crashes, data loss, or sensor malfunctions.
Example Use: Fitness trackers using this LiPo battery can continuously monitor heart rate, steps, and sleep patterns for multiple days without requiring recharges.
Applications in Micro Drones
Micro drones demand lightweight, high-capacity batteries that can deliver stable and consistent power to flight controllers, cameras, motors, and telemetry systems. The WLY853837 3.7V 1250mAh LiPo Battery meets these requirements perfectly.
Key Advantages for Micro Drones:
- Extended Flight Time: Higher capacity ensures longer FPV flights and more time for aerial photography or racing.
- Stable Performance: The regulated 3.7V output maintains flight stability, prevents motor fluctuations, and ensures smooth camera operation.
- Lightweight & Compact: Minimal added weight improves agility, maneuverability, and battery efficiency.
Example Use: FPV racing drones powered by this battery can sustain high-speed maneuvers for extended periods while maintaining camera clarity and drone responsiveness.
Applications in IoT Sensors
IoT devices often operate in remote or unattended environments, requiring reliable batteries for long-term performance. The WLY853837 3.7V 1250mAh LiPo Battery provides the necessary stability and endurance.
Key Advantages for IoT Devices:
- Uninterrupted Operation: Supports months of continuous power for environmental sensors, smart trackers, and wireless monitoring systems.
- Ease of Integration: Open-wire design allows quick installation in small, compact enclosures.
- Reliable Data Transmission: Stable voltage ensures accurate and uninterrupted sensor readings and communications.
Example Use: A remote temperature and humidity monitoring system can continuously transmit real-time data to a central server for months without manual intervention.
Applications in DIY Electronics and Embedded Systems
Engineers, hobbyists, and makers rely on stable and lightweight batteries for their custom projects. The WLY853837 3.7V 1250mAh LiPo Battery supports Arduino, ESP32, Raspberry Pi, and other microcontroller-based applications.
Key Advantages for DIY Electronics:
- Reliable Prototyping: Stable voltage ensures microcontrollers, sensors, and peripherals operate accurately.
- Portable Projects: Compact size allows integration into portable devices and experimental gadgets.
- Versatile Integration: Ideal for robotics modules, IoT gadgets, and smart sensors.
Example Use: A maker building a mobile IoT weather station can rely on this battery to power sensors and communication modules while keeping the device lightweight and portable.
User Recommendations and Best Practices
Always Use LiPo-Compatible Chargers
Using standard chargers may lead to overcharging, overheating, or reduced battery life. LiPo-compatible chargers ensure the WLY853837 3.7V 1250mAh LiPo Battery charges safely and efficiently.
Store at 40–60% Charge for Long-Term Storage
For extended storage periods, maintain battery charge between 40–60%. This prevents capacity loss and ensures the battery remains healthy for future use.
Avoid Exposure to Extreme Temperatures or Direct Sunlight
Extreme heat or cold can degrade battery performance, reduce cycle life, and may even cause swelling or safety hazards. Always store the battery in a cool, dry environment.
Monitor Battery Health to Maximize Lifespan
Regularly check voltage, physical condition, and charging behavior. If you notice swelling, rapid voltage drop, or reduced runtime, take action immediately to maintain battery safety and longevity.
Pro Tip: Use a smart LiPo charger with storage and balance functions to automatically manage health and maximize lifespan.
Conclusion
The WLY853837 3.7V 1250mAh LiPo Battery by NDB&C LOFTY AGROTECH is a premium, high-capacity, reliable power solution for modern electronics. With compact design, lightweight construction, and stable 3.7V output, it seamlessly powers wearables, micro drones, IoT devices, and embedded systems. Rechargeable and eco-friendly, it provides consistent, long-lasting energy for engineers, hobbyists, and tech enthusiasts.
Whether used in wearables, drones, IoT devices, or DIY electronics, the WLY853837 3.7V 1250mAh LiPo Battery guarantees high performance, safety, and operational efficiency for all your energy needs.
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