Description
WLY401030 1S 3.7V 120mAh Li-Po Micro Rechargeable Battery Pack
The WLY401030 1S 3.7V 120mAh Li-Po battery is a compact, lightweight rechargeable power solution designed for small electronic devices requiring stable voltage and long runtime. With a thin and flexible design, this battery is ideal for miniature electronics, wearable devices, IoT gadgets, wireless modules, toys, student projects, and embedded systems.
Engineered with high-quality lithium polymer cells, this battery ensures stable discharge, long cycle life, and safe usage with built-in protection support when paired with a compatible charging module.
Key Features
Lightweight 1S Li-Po Battery (Single Cell)
Stable 3.7V Output with 120mAh Capacity
Compact Size: Suitable for small devices
Long Cycle Life with Low Self-Discharge
Ideal for DIY, IoT, Prototyping & Electronics Projects
Compatible with TP4056/1S Li-ion charging modules
Compatible Applications
✔ IoT Devices & Smart Sensors
✔ Wireless Transmitters & Modules
✔ Miniature RC Toys & Micro Robots
✔ Wearable Electronics & Smart Bands
✔ Heart Rate Monitors & Fitness Trackers
✔ Bluetooth Gadgets, GPS Modules, ESP32/NRF52 Projects
Usage & Charging Notes
Charge only with a Li-Po compatible charger (4.2V CC/CV)
Avoid overcharging, overheating, or deep discharge
Store in a cool, dry environment above 20–30% charge
Do not puncture or short-circuit
