Stop Voltage: 2.9V for BAT discharging
Efficiency: 85% discharging efficiency, ideal for 3.7V to 5V conversion
Indications: Clear charging and discharging status with LED indications
Power MOS: Internally installed for efficient power management
Voltage Precision: Preset 4.2V with ±1% precision for safe charging
Standby Efficiency: Low 8uA current, exceedingly power-efficient
Management: Integrated charging and discharging management systems
Protection: Total protection with temperature and overvoltage safety
Zero Voltage Charging: Supports trickle mode, ideal for low voltage charging

Input: AC 100-240V / 47-63HZ
Output: DC 3.7V / 1000mA
Termination Voltage: 4.2V+-1%
Plugs: EU
Auto-stop Charging: Safe and efficient
Color: Black
Size: 100 x 42 x 33 mm