EH0317B Features Multifunctional Bluetooth wireless Qwerty keyboard and mouse Up to 10m operating range Equipped with a touchpad and laser pointer for remote control Backlit function 90-degree flip design Built-in rechargeable lithium battery Multi-lingual operation General Specs Brand & Model Rii RT-MWK02  Bluetooth GFSK Resolution 1000 DPI Operating Range Up to 10 m Recharging Current <350mA Recharging Voltage 4.2V-5.05V Sleep Current <1mA Battery Type Polymer lithium battery Battery Run Time <4 h Operating Current <50mA Package Details Weight: 236.47 g Size: 18.5*9.00*4.00 cm Package Includes * Rii RT-MWK02 Multifunctional Mini Bluetooth Qwerty Keyboard & Mouse with Touchpad & Laser Pointer