Features:1. Change of Colors of key on the keyboards: Purple， Red， Blue by pressing lighting Fn+SL button.2. Ergonomics， Comfortably and easily operation3. Ideal Gaming Companion with strong multi-media functionSpecifications:Windows98/XP/Win7/Win8， etc.Net Weight: 1000gUSB: USB lineLoad-bearing of the key: 65gKey Life: >1000W timesSway Test: >3000 timesRoute of Key: 3.6mmVoltage: 5VCurrent: 50mADimension:575(L)*215(W)*45(H)mm Mouse Feature: Black when not using， can be changed to 7 kind of colors:red，green，purple......High Quality， Compact Design and Measurable Weight.Built-weight iron， feel comfortable， mobile and stability.Ergonomic shape， special feel good.Intelligent connectivity. no need to code， plug & play.Optical technology works on most surfaces.USB cable is up to 1.5m long.Most suitable for Laptop user and PC user.It is an essentiaequipment for Gamers.Specifications:Transport type:wiredWorking voltage:5VKey Life:5 million timesWorking current:<100MAHigh Resolution: 1200DPIInterface: USB Tracking Method: OpticalMaterial:ABSCompatible with Windows XP， Vista， Windows 7， ME，2000 and Mac OS...or latestPackage Included:1x Wired game mouse1x Easy To Use No Manual Color: BlackOperation systems: Windows ME， 2000， XP， Vista， Win 7， win 8Rated voltage/current: DC 5V 100mAMouse size: 12.5 * 7.35 * 3.95cmMouse weight: 120g