Feature:Interface Type:USBWireless Technology:SupportedWi-Fi Range:10mModel Number:OEM Product Description2.4GHz Wireless Mouse Ultra Slim Mini USB Receiver Wireless Laser 1600DPI Optical Gaming Mouse 2.4GHz wireless mouse optical mouseEnergy saving designLight weight, easy to take withDPI changeable, 800/1600Kinesiology ergonomics design, fashionable and practicalSmooth hand touch and suitable for both handsWith nano receiver, plug and play, easy to useOperation System: Windows98se/ WindowsME/ Windows2000/WindowsXP/ Windows2003/ MacInterface: USBWork Distance: 10mPowered by 2 AAA batteries (Batteries not included)Package Included:1 x Wireless Mouse1 x Receiver