2.4GHz Wireless Bluetooth Mode Gaming Mouse Wireless Optical USB Gaming Mouse 1600DPI Rechargeable Mute Mice Parameters: ◎2.4G+BT5.1 Modes Wireless Transmission Technology，Energy-saving, built-in storage, no need for, smart connection. ◎15M wireless receiving distance，Superior anti-interference ability ◎ Third gear DPI adjustment design，800-1200-1600dpi ◎ 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 return to the desktop ◎ 250Hz high rate return chip, data transmission is faster，fast cursor positioning Specification: Brand/Model: HXSJ/M103FG Modes Material: ABS Key life: 5 million times（Silent design） Wireless distance: 15m Work: Photoelectricity Battery capacity:500mAh（Chargeable lithium battery） Charging cable length: 25cm Project Type: Ergonomics Optical Mouse Resolution: 800,1200,1600.(1200dpi Default) Mode:Opto-electronic Rated voltage / current: 3.7V / 18mA Power Type:Rechargeable（Charging 2h，Working 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 system）. System requirements: 98 / Me / 2000 / XP / Win 7 / Win8 / 10 or latest. Package List: 1 * 2.4 G+BT5.1 Modes Mouse 1 * USB Receiver 1 * USB Charging Cable(25cm) 1* Instruction manual