100% new gaming mouse.High-end optical engine, precise positioning.7 buttons, including scroll wheel, left button, right button, advance, retreat, DPI switcher, key focus.Ergonomic design, comfortable Press , long-term use without fatigue.Intelligent connectivity, Plug and play.Suitable for high-end players, playing professional players.Keyboard features:1. Bright features: LED color backlight, cooler at night.2. The keyboard backlight Function is controlled as follows:There are dedicated light buttons at the bottom of the mouse.3. can be configured in different types of language versions based on customer needs.4. The keyboard supports Running on Win 2000, Win XP, Win ME, Vista, Win7, Win8, Linux, apple and other operating systems.Product parameters:Name: with a single-handed game keyboardProduct model: V100Product interface: USB 2.0Presses the number of keys: 35 KeysKey life: 20 million timesProduct line length: 1.4 mFlash ROM: 32 bytesEEPROM: Built-In 2 K bytesOperating voltage: VDD equal 3.3 V-5.5 VOperating current: 100mATracking system: OpticalRated / electrical voltage Current: DC 5 V / 100mAConnection: WiredCable length: approx. 145 cmPort: USB 2.0 portDPI: 1200/1600/2400/3200/5500 DPILife Switch: 10 million cycleButtons: left, right, scroll Wheel, DPI, key focus, advance, retreatLight effect: colorfulSupport system: Windows 7/8/2000 / XP / Vista Mac OS or newerColour: blackMaterial: ABSPackage Contents:1 * keyboard1 * MouseOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.