Lithium Polymer Lipo Rechargeable Battery 3.7V 100mAH 

The 3.7V 100mAH Lithium Polymer Battery is an ultra-compact and lightweight rechargeable power source designed for small, low-power electronic devices. With high energy density and a slim rectangular form factor, this Li-Po cell is ideal for applications where minimal size and weight are essential.

Despite its small size, it provides reliable voltage output, stable discharge characteristics, and long cycle life. Commonly used in miniature electronics, wearables, remote sensors, and compact IoT devices, this battery ensures consistent performance in space-restricted designs.

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Features

• Ultra-compact and lightweight design
• Stable 3.7V nominal voltage
• Suitable for small, low-power electronic devices
• High energy density for longer runtime
• Supports CC/CV charging (up to 4.2V)
• Low self-discharge rate
• Long cycle life with proper handling
• Safe and reliable Lithium Polymer chemistry
• Can be integrated with protection circuitry (optional)

Specifications

• Nominal Voltage: 3.7V
• Capacity: 100mAH
• Battery Type: Lithium Polymer (Li-Po)
• Full Charge Voltage: 4.2V
• Charging Method: CC/CV (Constant Current / Constant Voltage)
• Standard Charge Rate: 0.5C
• Max Charge Rate: 1C
• Max Discharge Current: Typically 1C–2C (varies by manufacturer)
• Cycle Life: 300–500 cycles
• Dimensions: Varies by model (commonly ~3–4 mm thick)
• Weight: Approx. 2–4 grams
• Operating Temperature:
• Charge: 0°C to +45°C
• Discharge: –20°C to +60°C

Applications

• Miniature wearables
• Compact IoT sensors
• Bluetooth devices
• Small remote controls
• Fitness trackers and medical patches
• Mini robotics and micro gadgets
• Portable miniature instruments
• DIY projects requiring ultra-small power solutions