Specification: Item: Wireless Bluetooth Mouse DPI: 1600/1200/800 dPi Adjustable Power Supply: Built-in battery Applicants: For desktop, laptop,notebook, pc,computer,Tablet etc Wi-Fi Range: 10m Dimension: about 4.29*2.75*1.46 inches Cable Length: 5.7 ft Net Weight: about 3.24 oz Package included: 1 * Wireless Bluetooth Mouse 1 * USB Charging Cable Ergonomic Design - This wireless mouse has cozy contours, rubber grip with texture keeps your hand comfortable after long hours. The USB receiver can be stored inside the back of the mouse. USB Rechargeable - Built-in rechargeable batteries, the wireless mouse can be charged through a micro-USB cable (fully charged for about 1.5 hours). Never again requires replaceable batteries, not need worry that the mouse has run out of energy. 3 Adjustable DPI Switch - 800/1200/1600 three adjustable DPI control your own speed freely. No need any driver or receiver, bluetooth connection directly. Noiseless Mouse - Compared to the traditional mouse, our mouse is much lighter and quieter when clicked. Perfect for use at late work so as not to disturb the family's sleep. Compatible System - Wireless mouse is compatible with most systems, including Windows, Mac and Linux, is suitable for notebook, PC, laptop, computer, Macbook with type c receiver.