This 2.4G wireless 19-key wireless numeric keypad and mouse set is compatible with laptops, desktops, and notebooks. Connect both the numeric

[2.4GHz Wireless]: The 2.4GHz wireless technology frees you from cables, boasting a 10M operating range (32.8 ft). Simply insert the USB receiver and start using immediately, without the need for dedicated driver installation. Enjoy fast data speeds. ... Numeric keypad: Powered by one AAA battery (not included). Compatible with PCs and desktop computers running Windows XP, Vista, 7, 8, and 10, as well as Mac systems. Ideal for staff working with spreadsheets, accounting documents, and financial applications. Fits easily into a laptop bag or briefcase for efficient data entry wherever you are. Convenient to carry and store.