Manhattan Numeric Keypad, Wireless (2.4GHz), USB-A Micro Receiver, 18 Full Size Keys, Black, Membrane Key Switches, Auto Power Management, Range 10m, AAA Battery (included), Windows and Mac, Three Year Warranty, Blister

Fast, accurate numeric data entry combined with a convenient, mobile design.
Manhattan Numeric Wireless Keypad enhances any notebook computing experience, especially when inputting important numeric data. The full-size 18-key layout and membrane (full-travel) key-switch technology reduce typing noise, improve response and provide low-profile keystrokes for fast and accurate data entry. A handy backspace key allows swift corrections. Its USB Wireless Receiver connection, plug-and-play installation and ultra slim, lightweight construction make it easy to pack and travel.

• 18 full-size keys including backspace key
• 2.4GHz RF technology offers wireless freedom with effective range up to 10 m (33 ft.) with USB micro recevier
• Asynchronous number lock function operates independently of computer keypad for faster numeric data entry
• Auto power management, hibernation mode, helps maintain proper battery levels; includes one AAA battery
• Membrane key switches reduce typing noise, improve response and provide low-profile keystrokes
• Ultra-slim and lightweight - ideal for notebook computer users
• Three-Year Warranty