CR2 Lithium-ion Type-c usb rechargeable battery 3.7V
Model Number: CR2
Material: Lithium-ion battery
Charging Method: Type-C usb cable
Charging Voltage: 5V
Norminal Voltage: 3.7V
Capacity: 300mAh
Size: 15.3*26.5mm
Weight: 11(+-0.5)g
Charging time: 1 hours (+-0.5)
LED Indicators: Blink when charging,Stay on when full charged
Short-circuited/over-flowed/over-charged/over-discharged protection: YES