1. Ergonomic Design: Wide palm rest design, suitable for large and small palms, the curved shape of the palm rest, comfortably fits and relieves pressure on the wrist.2. Waterproof Keyboard: Can block accidental splashes of liquid, and the waterproof effect is good, so you no longer worry about spilling it when you use it.3. Anti Slip Design: The rubber anti slip foot pad can ensure that the keyboard is not easy to move during operation, which can satisfy the player's comfortable experience.4. 35 Keys: One handed gaming keyboard adopts 35 keys design, compact structure, small size, does not take up too much space, and is convenient to carry.5. Three Colors Backlight: Single hand keyboard uses three color backlight, USB cable, and plug and play, easy to use.Spec:Item Type: One Handed Gaming KeyboardMaterial: ABSModel: K13Colour: BlackNumber of Keys: 35 KeysNo Punch: 14 Keys Without PunchInterface Type: USBLine Length:Approx. 1.5 Meters / 59.1in(Manual Measurement Allows Errors)Light: 3 Color BacklightTransmission Method: WiredSystem Support:For Win95,for Win 98,for XP,for 2000,for ME,for Vista 7,for Vista 8,for Vista 10packing list:1 x One Handed Gaming KeyboardNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.