Numeric Keypad CONNECT IT NumCALC CKB-0061-BK, Black: Are you missing a numeric keypad? Do you have a notebook where you have to write numbers inconveniently? Or do you want them on your left hand? The additional numeric keypad NumCALC CKB-0061-BK is suitable for all these situations. If you work with accounting, computing and financial applications, whether at home or at work, CKB-0061-BK is right for you. The keyboard supports Windows (10, 8, 7) and Mac OS X. Practical keyboardAll you have to do is connect it to your computer using backward-compatible USB 2.0 wireless technology and it will work straight away. You are definitely used to its high-profile keyboards from classic office keyboards, so you won' t have the slightest problem. You' ll also enjoy the handy Backspace key in case you make a mistake, and the NumLock power indicator. The range of the USB Nano receiver is up to 10 meters, the mouse is powered by an AAA battery, which is included in the package. Key features of the CONNECT IT NumCALC CKB-0061-BK numeric keypadIdeal for everyone who works with accounting, spreadsheets, spread and financial applicationsDesigned for home and office professional use2.4 GHz wireless technology guaranteeing a reliable connectionWireless USB Nano receiver with a range of up to 10 mUSB-A 2.0 interface backward compatible with USB 1.1Classic (high profile) keysCustom BACKSPACE key for deleting numbersNumLock indicatorEasy Plug & Installation Play without the need to install and download drivers (just connect the USB Nano receiver to the USB port of a computer or laptop)Power supply: 1 × AAA alkaline original pencil battery CONNECT IT (included)Battery life: up to 3 yearsLow battery indicatorCompatible with Windows XP / Vista / 7/8/10 / and Mac OS X (product features not supported by Mac OS X may not work properly)Dimensions (width × depth × height): 83 × 125 × 20-23 mmWeight without battery: 85 gColour: black Package contentsKeyboardWireless USB Nano receiver1x AAA alkaline battery CONNECT IT