The Rapoo NK1800 Wired USB Keyboard has keycap printing which adopts laser carving technology that makes it wearable, durable and long lifetime. It also has spill-resistant design for the keyboard, so you don’t have to worry about the keyboard stop working with accidental spills. The sealed membrane ensures a longer keyboard lifetime.It prevents oxidizing of the inside circuit, which may cause defect keys. The special features that are available for this keyboard are it has full-size palm rest which assists for better typing experience, Laser carved keycap makes it wearable, durable and long lifetime. The Ey Lifetime for this keyboard is 10 Million times.