Description
🔋 WLY402530 1S 3.7V 300mAh Li-Po Micro Rechargeable Battery Pack
The WLY402530 1S 3.7V 300mAh Lipo Battery is a compact, lightweight, and high-performance rechargeable battery designed for small electronics and embedded systems. With stable voltage output and excellent energy density, it is ideal for IoT devices, smart modules, wearable tech, robotics, and portable gadgets. WLY402530 1S 3.7V 300mAh Lipo Battery
Built using premium-grade Li-Po cells, this battery offers high reliability, long cycle life, and low self-discharge, making it a dependable choice for both DIY and commercial applications.
⭐ Key Features
🔋 Single-cell (1S) Li-Po Battery — 300mAh Capacity
⚡ Stable 3.7V nominal voltage
🧩 Compact and lightweight — fits small devices
🔁 300–500 charge cycles lifespan
🛠 Ideal for IoT, robotics, wearables, and prototypes
🔌 Compatible with standard 4.2V Li-ion charging modules (TP4056, MCP73831, etc.)
🔧 Recommended Applications
✔ IoT Projects & Smart Sensors
✔ ESP32 / ESP8266 / NRF52 / Arduino Wearable Modules
✔ Smartwatches & Fitness Bands
✔ Wireless Earbuds, GPS Trackers & Beacons
✔ Mini RC Toys & Portable Electronics
✔ Medical & Educational Devices
⚠ Charging & Handling Guidelines
Charge only with a Li-Po compatible charger (4.2V CC/CV)
Do not short circuit or puncture
Avoid full discharge below 3.0V
Store at 40–60% charge if unused for long periods
