Features: brand new and high quality 2.4G Wireless Transmission Technology,Metal massage roller. 10M wireless receiving distance,More convenient to use. Third gear dpi adjustment design,800,1200,1600.(1200dpi Default). Silent design,quiet and elegant office wireless mouse. High resolution: Max 1600 dpi high resolution for fluid motion,Supports office and gaming use. Fashionable slim design: Slim design for sleek look and portable use,6 colors to choose from. Specifications: Material: ABS Mouse Size: 108x61x29mm / 4.25x2.4x1.14in Color: Black,White, Gray, Blue, Pink, Silver(optional) for Key life: 5 million times Wireless distance: 10m Battery capacity:500mAh(Chargeable lithium battery) Charging cable length: 25cm Resolution: 800,1200,1600.(1200dpi Default) Operation Mode:Opto-electronic Rated voltage / current: 3.7V / 18mA Type: 2.4Ghz Wireless mouse Buttons: 4 Buttons(Left and right buttons, metal scroll wheel and dpi) Power Type:Rechargeable(Charging for time 2h,Working for time 150h) Applicable system: for Windows ( for windows XP / Vista / 7 / 8 / Server 2003 / 2000 / Win10 ,etc)for Mac IOS (for mac OS 10.10 above is recommended) In 2.4G mode: Suitable for desktop computers, notebook computers, for smart TV with USB interface, etc. Note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size. Package includes: 1x 2.4 G Wireless Mouse 1x USB Receiver 1x USB Charging Cable(25cm)