Bluetooth Numeric Keypad, Jelly Comb 22-Key Portable Slim Bluetooth Wireless Number Pad with Multi-Function Keys for Tablet, Laptop, Notebook, PC, Desktop, etc - Black BLUETOOTH CONNECTION: Bluetooth 3.0 technology provides a cable-free & clutter-free connection, operating distance 10m. NOTE: For Desktop PC Laptop without bluetooth function, you need to use third-party bluetooth adapter (not included) before use COMPATIBILITY: Works with tablet, cellphone, laptop, notebook, PC, desktop and computer, widely compatible with Windows 2000/ Me/ 98/ XP /Vista/ 7/ 8/10 system, Android.NOTE: This number pad is NOT fully compatible with Macbook OS system and Apple iOS system. Calculator Key and Functional Keys(home, end, Esc, Pgup, PgDn and arrows) can not work but other number keys work well. SOFT TOUCH - HIGH-END SCISSOR SWITCHES KEYPAD : Comfortable typing precise control, good resilience fast response and reduce the press sound, Give Quiet Office Operation & Long-Life. THINNER AND LIGHTER DESIGN, The number pad thickness is ONLY 0.4 cm and only weight of 90 g which maintains it a very sleek and elegant numeric keypad appearance MULTI-FUNCTION 22-KEYS NUMBER PAD Numeric keypad supports NumLock, ESC, Tab, Delete etc. With shortcut key which can open the computer calculator directly. The Muli-Function 22 Keys Wireless external number keypad for laptop is more unique than most keyboards. ERGONOMIC DESIGN : ABS Material, Slim Design Number Pad, this Numeric Keypad is easy to take with you, do not worry it will be lost. Ergonomic tilt and anti-slip pads on back provides optimum comfort. It also has auto sleep function, lower power consumption, reflect energy saving and humanization of the product. Press any key can awake up the keypad. Power Supply by 1* AAA Battery ( not included )