Input voltage: 5VCharging cut-off voltage: 4.2V ±1%Maximum charging current: 1000mABattery over-discharge protection voltage: 2.5VBattery overcurrent protection current: 3ABoard size: 2.6*1.7CM
Secure payment
Secure Privacy
Refund in case of loss of the parcel
Refund for non-delivery
Refund if the item is damaged