Features:!#!amp!*!middot; 2.4G Wireless， USB receiver;!#!amp!*!middot; Non-directional remote control;!#!amp!*!middot; Air Mouse， Anti-shake algorithm;!#!amp!*!middot; Motion Sense Games;!#!amp!*!middot; Devices: PC， Smart TV， Set-top-box， Android TV Box， Media PlayerSpecifications:!#!amp!*!middot; Communications: 2.4G Wireless!#!amp!*!middot; Working Distance: 20 m!#!amp!*!middot; Sensors: Gyroscope (Air Mouse) G-sensor (optional)!#!amp!*!middot; Dimensions: 140*42*28 MM!#!amp!*!middot; Battery: 2 AAA batteries(not included)!#!amp!*!middot; Standby Time: 6 months!#!amp!*!middot; Working Time: 30 hours!#!amp!*!middot; Receiver: USB 2.0Packing Included:!#!amp!*!middot; 1x Air Mouse!#!amp!*!middot; 1x USB ReceiverAnti-shakeMicroelectromechanical systems (MEMS) is the technology of very small devices; it merges at the nano-scale into nano electromechanical Systems (NEMS) and nanotechnology.Free Space Air Mouse. It is based on Gyroscope Mems system， providing new style of MOUSE experience. With Anti-shake algorithm， it can provide accurate and easy control of the mouse cursor.Motion Sensing Games changed the way games are played and made game couch potatoesactually get up off their rear ends and play a game while actually physically interacting with the game.It is a completely unique， interactive experience，all you have to do is move to play. Point， throw， swing， slash， turn， shake or twist，it's all possible with the remote. It means fun for everyone， of any age or skill level.