Wireless optical mouse good quality wireless mouse Mini nano USB receiver OEM/ODM ergonomic mouse Wired, wireless is ok high perfermance ergonomic design wireless mosue Model No.:RF-400Receiver:Mini nano USB receiverScanning Speed:1500~3000/secondSurface:Black, silver, green, picture etc.( any color available)Standard:FCC, CE,ROHSNumber of buttons:3 KeyButton lifetime:Over 3,000,000 ...