Specifications: The wireless mouse can use one key to adjust multi-mode. With the built-in rechargeable battery, it can work for long time. Supported by 2.4G wireless technology, it is suitable for office and games. There is a light button at the bottom of the mouse to change the light effect. The wireless receiver can receive signals within 10 meters of wireless range. Multiple automatic sleep modes are supported, which can save more energy and is durable. Item Name: Wireless Mouse Material: ABS Model: T30 Wireless Technology: 2.4GHz Wireless Space: 10m/393.7" (Approx.) Interface: Micro USB Button Service Life: 10 Million Times Rated Voltage/Current: 3.7V/20mA Battery Capacity: 600mAh (Included) Resolution: 800/1600/2400dpi (Adjustable) Compatible Systems: for Windows 98/Me/2000/XP/Vista/Win 7/Win 8/Win 10 or the Latest Version Features: Wireless, Backlight, Rechargeable Charging Cable Length: 80cm/31.5" (Approx.) Size: 12.8cm x 7.8cm x 3.8cm/5.04" x 3.07" x 1.5" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. The USB cable can only be used for charging. It cannot be used as a wired mouse. You can use the mouse while charging, but you should make sure that the USB receiver is plugged into the computer and the mouse button is turned on. Package Includes: 1 x Wireless Mouse 1 x USB Receiver 1 x User Manual