Battery Specification：
AAA-Battery
Battery Type:Li-ion
rechargeable by 5V USB adaptor through Type-C cable
It can be charged by docking devices with USB ports, such as: Laptop, Power Bank
flashing led when charging bright led when fully charged
rechargeable it before use if standby over 3 montjs
Li-ion battery size:44.5mm*10mm*10mm（1.76 * 0.4 * 0.4 inches）
Voltage: 1.5V
Capacity: 1200mWh
Cycle: 1200 times(1200 times of recycling, no need to worry about running out of battery)
Weight: 7.2g


WIDE RANGE OF USE:
Applicable electronic equipment：
Weighing Scale, Password Lock,Calculatir
Wireless Mouse, Alarm Clock,Remote Control
Wireless Keyboard