[2.4GHz Wireless Technology] Plug and play, no need to drive. With 2.4GHz wireless technology, transmission distance is about 15-20 meter. [Ergonomic Design] Perfect handle, modeling and humanized design with low power consumption. [Wide Application] Intelligent algorithm, the mouse cursor and stable flip pen function applied to teaching, office and business presentation, etc. [Compatible System] Perfectly compatible with for Windows, for OS, Linux, Android system. [6-Axis Somatosensory] 6-Axis Somatosensory, 3-Gyro and 3-Gsensor horizontal and vertical for games playing. Specification: sensor scheme, 3 axis G-Sensor 3 axis gyro sensor Wireless Communication: 2.4 Ghz Wireless Distance: 15-20 meters Radio Frequency 2.402-2.483Ghz Operating Current 15mA Standby Current 30uA Battery: 2* AAA dry battery(not included) Material: plastic colour: black Package Contents: 1 x Remote Control 1 x USB Wireless Receiver Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.