Specifications:
Input voltage: 5V
Output voltage: 8.4V
Charging current: 1000mA
Weight: 14g
Protections: input overvoltage, output short circuit, reverse polarity protection
Charging indication: using a two-color LED
During operation, the red LED is constantly on, the green LED flashes during charging, and when charging is complete, the green LED remains on without interruption. If the red LED flashes, the battery is damaged.