HP 230 Wireless Mouse and Keyboard Combo, quiet and comfortable keystrokes, Number Pad, QWERTY UK Layout, 1600 DPI Optical Mouse Sensor, 2.4GHz Wireless USB dongle included, White. JUST 1 SET OF BATTERIES : Up to 16 months of power, serious battery life with a keyboard that lasts up to 16 months and a mouse that lasts up to 12 months.
eBay