Number Pad Mechanical USB Wired Numeric Keypad with Blue LED Backlit 22-Key Numpad for Laptop Desktop Computer PC - Black -Blue switches-

No drivers required; USB port required. Supports NumLock, ESC, Tab, Delete etc. With shortcut key which can open the computer calculator directly. Works with PC and desktop computers that have Windows 2000 / XP / Vista / 7 / 8 / 10 operating systems Mechanical Blue Switches Professional mechanical Blue switches with tactile bump and audible click, Provide fast and precise key presses. Ergonomic Design The stepped keycap, fit your hands easily to prevent fatigue. Spring type ergonomic design, to reduce wrist strain for the most comfort. Powerful Shortcuts The shortcut key can quickly open the computer calculator BLUE LED BACKLIT Three lighting modes: Full-lighting, breathing, lights-off Press ''Esc+Del"to change Til angle design help to reduce wrist strain for the most comfort. BLUE SWITCH Great for Typist,Gamer and Programmer etc Keyboard Lifespan ( times): 50 million Key force;60±15g Stroke travel:4.0±0.2mm Specifications: Material: ABS, aluminium Working voltage: 5V ±0.25V Working current: 350mA max Working temperature: 0+40 ? Weight:255g Size: 140.5x86x36mm Size(with back stands): 177x110x45mm Cable length: 1770mm Color:Black Package includes: 1 x USB Wired Mechanical Numeric Keypad 1 x Manual