Description
Product Features:
- 4-level LED indicator: Displays battery charge status and automatically shuts down when not in use.
- Built-in protection circuit: Integrated lithium battery protection IC with overcurrent, overvoltage, and undervoltage protection.
- Dual USB output: Supports two USB outputs for 5V 1A and 5V 2A.
- Compact board: Dimensions of 69 x 32 x 8 mm (L x W x H).
Technical Parameters:
- Input port: Micro USB (Android port)
- Input requirements: 5V constant voltage power supply, compatible with 5V 1A or higher chargers.
- Output port: USB
- Output parameters: 5V 1A / 5V 2A
Requirements for Rechargeable Batteries:
- Supported batteries: 3.7V-4.2V polymer lithium batteries
- Compatible battery types: 18650 batteries, mobile phone batteries, flat batteries, MP3 batteries
- Supports single-cell power supply or multiple cells in parallel (does not support series configuration)
- Can be used with two to six parallel connected 18650 batteries