1) 22 keys layout
2)mechanical keyboard with blue switchs
3)Simple ,Ergonomics design.
Keypad Dimension: 8.3"(L) x 6.6"(W) x 2.1"(H) inch
- EASILY-POSITIONED, DISCONNECTED: this 22 keys numeric keypad is easily-positioned, disconnected addition to your existing layout. Perfectly Match to your Tenkeyless keyboards.
- GREAT CLICKING FEEL on the Blue key switches (highly reliable key switches), especially for data entry personnel.
- DURABLE to stand up against heavy use: the number pad are rated for more than 5 millions of keypresses, which is way above and beyond the standard duty expectation of a membrane keypad.
- PLUG & PLAY: USB 2.0 connection port, 1,000 Hz polling rate, NumLock, Back Space Key
- LOW POWER CONSUPTION: with computer SLEEP/WAKE-UP function and keypad SLEEP/WAKE-UP function, save the energy of the device if unused for a while.