2.4GHz Wireless Bluetooth Dual Mode Gaming Mouse Wireless Optical USB Gaming Mouse 1600DPI Rechargeable Mute Mice Parameters: 2.4G+BT5.1 Dual Modes Wireless Transmission TechnologyEnergy-saving, built-in storage, no need for, smart connection. 15M wireless receiving distanceSuperior anti-interference ability Third gear DPI adjustment design800-1200-1600dpi Silent design,quiet and elegant office wireless mouse High resolution: Max 1600 DPI high resolution for fluid motion Fashionable slim design: Slim design for sleek look and portable use Add a one-click desktop feature to quickly to the desktop 250Hz high rate chip, data transmission is fasterfast cursor positioning Specification: Brand/Model: HXSJ/M103FG Dual Modes Material: ABS Key life: 5 million timesSilent design Wireless distance: 15m Work: Photoelectricity Battery capacity:500mAhChargeable lithium battery Charging cable length: 25cm Project Type: Ergonomics Optical Mouse Resolution: 800,1200,1600.(1200dpi Default) Operation Mode:Opto-electronic Rated voltage / current: 3.7V / 18mA Power Type:RechargeableCharging time 2hWorking time 150h Type:2.4Ghz Rechargeable wireless mouse Buttons: 2 Buttons and 1 Round (Middle Mutton) and Dpi key and One-button desktop button(Only support windows system. System requirements: Windows 98 / Me / 2000 / XP / Win 7 / Win8 / 10 or latest. Package List: 1 * 2.4 G+BT5.1 Dual Modes Mouse 1 * USB Receiver 1 * USB Charging Cable(25cm) 1* Instruction manual