Fly Air 2.4g Wireless Mouse Remote Control 3d Motion Stick for Pc Android Tv Box (2.4G Wireless 3D Motion) Color: Black Receiver: USB 2.0 Standby Time: 6 months Working Time: 30 hours(Max) Working Distance: 20 m(Max) Communications: 2.4G Wireless Battery: 2 x AAA batteries(not included) Dimensions: Approx.13.7(L) x 4.2(W) x 2.8(L) cm Sensors: Gyroscope (Mouse) G-sensor (optional) System requirement: Windows XP/Vista/7, Linux, Mac OS, Android OS (with standard USB interface) Package Included: 1 x Fly Mouse 1 x USB Receiver