Features: 1.Linear Action Switch: This wired numpad adopts mechanical linear action switch structure, which ensures comfortable hand feel and quiet operation. 2.Plug and Play: This mechanical numpad adopts USB port, and it supports plug and play, compatible with most systems. 3.Multi Function: This USB numpad is equipped with Numlock key, delete key, Enter key, +?*/ keys and Del key. 4.High Safety: This 18 keys numpad adopts splashproof design and 4 nonslip pads at the bottom, which ensures high safety and high stability. 5.Wide Application: This numeric keypad is suitable for laptop users, banks, financial security, business people. specification:Item Type: Mechanical Numpad Material: ABS Key: 18 Keys Plug: USB Line Length: 1.4 Meters Key Structure: Mechanical Linear Action Switch Button Life: More Than 50 Million Times Product Size: Approx. 140 x 102 x 25mm / 5.51 x 4.02 x 0.98in Splashproof, Mechanical Linear Action Switch, with Numlock Key, with Delete Key, with Enter Key, with +-*/ Key, with Del Key Application: Business, Industrial Control, Video and Education, Security, Road and Bridge, Securities and Other Different Scenarios Support: Suitable for DOS, for Wind 95, 98, NT, ME, 2000, 2003, Xp, for vista, for 7, 8, 10, for Linux, for OS,Tablet, Etc PackageList:1 x Mechanical Numpad