2.4GHz wireless Bluetooth keyboard with holder for laptop

1) Bluetooth specification: Version 3.0

2)  Use distance up to 10M

3)  Modulation scheme: GFSK 2.4GHZ

4) Working voltage:3V

5) Working current <5.0MA

6) Standby current: < 0.5mA

7) Sleep current <0.25mA

8) Charge current ≥ 150mA

9) 90 days of standby time

10) 3-4 hours of charging time

11) AAA x 2 basicity battery

12) Dimensions: 132.8 x 285

13) Weight: 305g

14) Key life of up to 500 million times

15) Operating temperature: -10 - +55 Degrees Celsius

16) Humidity: 20% - 80%