22 KEYS NUMERIC KEYPAD: The Numeric Keypad supports a variety of shortcut keys such as NUMLOCK, ESC, DELETE etc.The unique shortcut keys can directly open the calculator on the computer.This Multi Function 22 Keys Numeric keyboard external 10 number keys to extend your existing keyboard. BLUETOOTH 5.0 CONNECTION: This 10 Key Number Pad compatible with bluetooth version 5.0.Allows you to enjoy cable free and clutter free stable connection without taking up extra USB ports . Wireless Bluetooth transmission distance up to 32.8 ft. MUTE AND LIGHT TOUCH: The Portable Numeric Keypad with scissor foot design which provide comfortable percussion touch, low keycap design and fast rebound, with up to 3 million keystrokes.Bring you a more comfortable and quiet input experience. Made of environmentally friendly, moisture-proof, scratch-resistant ABS material,portable and durable. COMPATIBLE WITH MULTIPLE SYSTEMS: Our bluetooth number pad for laptop Compatible with Windows,Android,Mac OS etc. system .It is powered by two AAA batteries and has an automatic sleep mode,can be used for up to 80 hours. It will automatically sleep if there is no operation for 20 minutes, and then press any key to wake up. RISK FREE PURCHASE: We provide a 90-day no-reason replacement or return guarantee. If you don't like our products or have any questions about our products, please contact us before leaving a bad review, we will solve the problem within 24 hours.