Improvance of wireless numeric pav: compared to our normal wireless numeric pav of the version, this multifunction numeric keyboard supports NumLock, ESC, Backspace, Del, etc. With a key combination that can be used to directly open the computer, you can use Excel for accounting tches - Spreadsheets and much more to stretch your existing keyboard Bluetooth 3.0 connection: Bluetooth 3.0 technology offers a wireless and clear connection. It is a very stable, reliable and fast data transmission, without delays or abandonments, no priphric driver required, operating distance of 10 mSolident and portable design: this robust wireless Bluetooth numeric pav is easy to take with you, so you can work safely and quickly anywhere, anytime Conviviality: 22 keys of standard size, comfortable grip, precise control, good reliability, fast rponse and reduction of printing noise, quiet operation of the desktop and long life. Wide compatibility: compatible with Windows 98SE/ME/2000/XP/Vista/7/10, Mac OS X 10.6 and suprieur, Linux 2.4 or suprieur. The Bluetooth wireless external numeric pav is not fully compatible with the Mac system (the function keys do not work, while the part of the numeric pav works correctly). Product Description Powerful Function Keys This Bluetooth numeric pav has 22 keys with several useful shortcuts, including NUMLOCK, LED, Backspace, ESC, Home, End, Page up/down and calculator export button, etc. A Bluetooth digital pav that will meet all your needs. Humanized design Ergonomic design, thin and compact keyboard in a laptop bag or briefcase for efficient data entry anywhere. Spcification: Connection mode: Bluetooth 3.0 Item weight: 177g Item dimension: 12.5 * 8.2 * 1.8 cm Number of cls: 22 cls Operating voltage: DC 3V Working current: 3mA Wireless operation Distance: 10m without block Battery required: 2 AAA batteries (not included) How can I connect 1) Insert 2 AAA batteries and activate the ON/OFF button to power the keyboard 2) Press the Bluetooth button for 3 seconds until the LED flashes 3) Run the Bluetooth Setup Wizard on your computer or phone and select Bluetooth Keyboard from the list. 4) When the Bluetooth Setup Wizard page shows the Bluetooth keyboard that connected successfully, you can use this keyboard to enter numbers into the Excel sheet to see if it really russit. Compatibility: PC compatible with Windows 98SE/2000/ME/XP/Vista/7/8/10, Mac OS, iOS Streaming content: 1x pav numrique Bluetooth 1x user manual