1、Plug and play, efficient wireless. Frosted skin ‑ friendly surface texture, comfortable non ‑ slip without sweat 2、USB receiver, compact shape, easy to move around with the laptop, when not in use, can also be stored in the mouse battery compartment. 3、2.4G wireless technology can effectively avoid the signal interference for Bluetooth and WIFI and ensures the stability of wireless transmission. 4、Symmetrical curve designs allows both hands to be used, bringing efficient and comfortable grip experience. 5、Lifespan up to 3 million times of the left and right button, silicone roller designs, service life up to 350,000 times. 6、1200DPI designs for gamers, ultra‑accurate optical sampling technology, 2.4 times higher than the normal optical engine. Condition: 100% Brand New Item Type: Wireless Mouse Material: ABS Color: Black Model: C900 Working Mode: 2.4G wireless transmission Frequency: 2402 MHZ to 2480 MHZ Transmission Distance: 15 meters Power Supply Mode: 1pc AA battery (Not included) Working Current: 6mA Resolution: 1200DPI Life: 3 million times System Requirements: for IBM or compatible computer For Win 2000/XP (X64) /Vista/Win 7 Suitable for USB interface 1 x Wireless Mouse 1 x Receiver