Wireless Optical USB Mouse

We are offering wireless optical usb mouse. Specification: • wireless technology: 2.4ghz • the number of keys: 5 • key life:300,000,000 times • power supply:1*aaa(alkaline batteries are recommended) • color: grey • interface: usb receiver • type: optical • wiredwireless: wireless • gaming: no • system requirements: windows xp::7::8 • resolution (dpi): 1000 dpi • wireless frequency (ghz): 2.4ghz • effective range (m): 10m • battery type: aaa • sales in package: main unit • weight: 0.118 kg • dimension: 12 x 7.5 x 4.1 cm