Mechanical switch : The number pad features mechanical switch that ensure a fast response. The blue switch is the most rhythmic clicky feeling. The Mechanical switches are designed for longevity with greater durability and responsiveness. More than 50 million keystroke times. See more

Hot keys available - pressing fn+esc TO turn on computing device, FN+ tab to turn on "("; FN+ backspace TO turn on ")"; FN+ Numb TO turn on "="; FN+/ TO turn on $; FN+ * to turn on and FN+ - to turn on. The number pad is suitable for users of laptops users,banking, financial securities, business workers. It is also a great accessory for Small Laptops Without A Separate Keypad. Ergonomic design: The number pad for laptop integrated ergonomic tilt provides support to help prevent wrist strain , ideal for those working on spreadsheets, accounting files or financial applications. Plug and play, USB connection, no device drivers, is an ideal choice for spreadsheet accounting and financial applications. No battery required, don't have to worry about your number pad for laptop will be no power. Compared to other ordinary Version keypad, it supports NumLock, ESC, Tab, Delete etc. With shortcut key which can open the computer calculator directly. The Numlock function is independent of any other keyboard that are currently connected.