Our number pad is compact and portable. Small, mini and lightweight make the wireless number pad easy for storage. Wireless numeric keypad is a perfect complement to Chromebooks, MacBooks, and anything else that needs a 10 key usb keypad. She makes it easier to enter numbers to help us improve work efficiency, and is a good helper for accountants and office workers. This wireless numeric keyboard is work by 2.4 GHz wireless technology, Plug and Play. You can take the numeric keypad wherever you want with your handbag and backpack. The wireless numeric keyboard avoids the mess while using wired numeric keypads, and the use experience is better. User-friendly full-size 18 keys number pad, including a numlock key and 10 number keys, which can greatly improve work efficiency. Our number pads are made of high quality ABS Material which offer great comfortable touch and precise control, good resilience fast response. X-type scissors foot base offers comfortable and stable use. Note: Please do not immerse the keypad into water. COMPATIBILITY: Our wireless numberpad is compatible with almost all PC, computers, laptops, notebooks that with USB ports. Ths wireless numpad for mac works fine with Windows 2000, XP, Me, Vista, Windows 7/8/9/98/10/11 & MacBook OS X V10 6, Linux operating systems and etc. Specification: Case Material: ABS Connector: Wireless numpad with USB Plug Number of Key: 18 keys include10 number keys Keycaps Life: more than 10 million times Application: Desktop, Laptop, Notebook System Supported: Windows / Mac OS / Linux Package Includes: Wireless Numeric Keypad x 1 Features & details → Plug and Play: Wireless numeric keypad has no wire, it connects computer and laptops via a USB port, plug and play. PLEASE NOTE: this is a wireless but NOT a Bluetooth numpad → User-friendly: Full-size 18 keys wireless number pad, also a 10 key usb number keypad, can greatly improve work efficiency → Comfotable Number Keyboard Pad: Integrated ergonomic tilt reduces strain, the number pad is great for those working on spreadsheets, accounting files or financial applications and is useful to use in office, school, internet cafe and daily use at home → Battery Saving: Wireless numeric pad will automatically sleep in power saving mode while not in use for about 15 seconds, num pad can be reactivated in milliseconds by clicking any key → Water-proof Wireless Number Keypad: Crater design keycaps are higher than the bottom board, no need to worry about splashing water by accident → Mechanical Feel: Suspended wireless keycaps provides mechanical feel keystroke. Curved surface wireless numpad fits the shape of your finger and ensures comfortable typing →Wide Compatibility - This wireless number keypad is compatible with Windows 2000, XP, Vista or Windows 7/8/98/10/11 later, macOS with USB port, Android operating system. Applicable to PCs, desktops, laptops and other devices with USB ports