Cordless USB Numeric Keypad Wireless Portable Slim Number Pad for Laptop PC 34276896418 | eBay
Numeric keypad - Wikipedia
Number Pad Wireless 22 Keys Multi-Function 2.4G/Bluetooth-compatible 3.0 Numeric Keypad Laptop PC Keyboard - Walmart.com
Macally Macally 2.4G Wireless Numeric Keypad Keyboard for Laptop, Apple Mac iMac MacBook Pro/Air, Windows PC, or Desktop Computer with USB Receiver 22 Key Slim Number Pad Numerical Numpad - Black in