<b>Key features</b><br>- Wireless numeric keypad with built-in calculator and compact wireless optical mouse<br>- The perfect supplement to the keyboard of your notebook; ideal for financial applications and spreadsheets<br>- Calculations can be sent to active computer programs directly<br>- Compact USB receiver that can be stored inside the bottom of the keypad<br>- With Num lock, backspace and double zero key<br>- Basic functions also possible, like Home, End, Page up/down, etc. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-00-165-9652, indicating validated use in U.S. government and defense logistics supply chains.