Product information:

Material: ABS plastic
Support system: iOS, Android, Windows
Number of keys: 81 keys
Bluetooth version: Bluetooth 3.0
Keyboard life (number of keys): 5 million times
Response speed: 5ms
Wireless/Bluetooth transmission distance: 10 meters
Working current/voltage: 2mA/3.7V
Built-in lithium battery: 2
Battery type & capacity: polymer soft pack lithium battery 301850-180mAh
Charging time: 2 hours
Use time: 80 hours
Standby time: >2 months
Regular Color: Gray

Packing list:

As the picture shows