Model：BT-066S
Keyboard size: 342.35 x 114.7 x 10.9mm ( open )
182.25 x 114.7 x 19.5mm (folding)
Touchpad size: 56.1X45.1mm
Weight：222 g
Working distance：10 m
Lithium battery capacity：140mAh
Working voltage：3.7V
Use touchpad the working current：11mA
Key working current：2.2~4.5mA
Standby current：<1mA
Sleep current：37μA Sleep time：30 minutes
Awaken way ：Press key