EH0312B Features Professional air fly mouse presenter Comes with laser function The perfect family network， multimedia entertainment solution Works well with Android TV boxes， laptop PCs， tablet PCs， Xbox 360， PS3， HD players General Specs Brand & Model Rii R900 Operating Range Up to 10 m Working Voltage 3.3V Working Current <30mA Charging Current <300mA Battery 2 x AAA batteries (not included) Operating Systems Windows 2000/XP/Vista/CE/7/Linux (debian-3.1 redhat-9.0-8.10-7.0 ubuntu fedora tested) Working Temperature -10℃-55℃ Dimensions 120.5 x 37.2 x 28 mm Weight 100 g Package Details Weight: 107.00 g Size: 17.8*9.00*3.00 cm Package Includes * Rii R900 Mini Professional Air Fly Mouse Presenter with Laser * USB Receiver * 2 x AAA Batteries