Specifications Connector: PS/2 or USB Hardware resolution: 420 DPI-super Power supply: 5V Cable Length: 1. 5m Size: 115(L)X60(W)X33(H)mm Working temperature: -45~50 Working humidity: 20%~90%RH Compatible with Windows95/98/NT/ME/2000/XP Advantages 1. Reliable optic-mechanical technology. 2. Universal scrolling function. 3. Ergonomic design comforts your hand 100%, Reliable quality and
great #118alue. No driver needed, just plug & play. 4. Advanced scrolling technology make you browsing web sites
freely. Note: We produce 4 types of ball mouse, 3 types of liquid mouse, 1
type of fingerprint mouse, 2 types of laser mouse, and more than 30
types of optical mouse as well as 2 types of fan mouse. Please
contact me for further information.