Adesso Keypad,Numeric,Wireless,18Key,2.4GHz,Compact,4.8″x7″x1.2″,BK

18-Key Wireless Numeric Keypad features a compact and lightweight design for easier transport and more desk space. Wireless feature eliminates unnecessary wires to keep your work space neat and organized. Membrane key switches deliver quieter typing and lasts up to five million keystrokes. Spill-resistant structural design allows fluids to exit quickly from the casing to minimize damage from accidental spills. Wireless USB range reaches up to 33 ft.