mini bluetooth keyboard

Specification of Bluetooth keyboard        
Touch pad Dimension: 31*31 mm
Resolution: 400 DPI
As far as 10 meters control distance
30 days (battery standby time)
Full-charge: Takes about 4 hours.
Fast-charge: Takes about 10 minutes for 1 day of use
850 mAH lithium polymer battery
Power consumption (without backlit) : <12mA
Standby power consumption: <1.3mA
Color options: Black and white

Package Information

Keyboard dimension: 155mm x 61mm x 12mm
Net weight: 102g (included wireless receiver)
Color box dimension:
103*192*53 mm
Gross weight: 380g