Sandberg USB Wired Numeric Keypad is what all laptops need – the fastest way to number typing. Just insert the keyboard to a USB port on your computer and it will be ready to use immediately. The keyboard is powered from the computer so you never have to worry about changing batteries and also avoid the expense of replacing these.
 

• Numeric keypad for laptop
• Low-noise keys
• USB interface
• Cable length: 1.5 metres
• Cable connector: 1 x USB A-Male plug
• 19 keys
• Num Lock LED indicator
• Key switches: Membrane switch with tactile feedback
• Switch Life: 3 million cycles