1.[Easily Set Up]: Plug & Play.It can be used by plugging a small USB into the computer interface, you don't need to install any software. Numeric keypad work with no delays and dropouts, fast data transmission , greatly improving your efficiency. 2.[Quiet Soft Touch]: With 18 full-size quiet keys, easy to use with excellent touch and precise control. Ergonomic design ensure long-term use without fatigue, especially suitable for the staff working in spreadsheets, accounting documents or financial applications. 3.[Automatic Sleep Function]: It will auto enter sleep mode when not in use for 5 minutes, so you don't need to worry about wasting power. When the power is low the indicator light will turn on to remind you, avoiding it cannot be used when you need it most. 4.[Anti-slip and Design] There are four non-slip designs on the back of this keyboard to prevent it moving on the table and affecting your work. It is only 0.23lb so you can work effectively and quickly-whenever and wherever.