This Maplin UK Switching Power Supply 12V DC 2 Amp 24W 2.1mm x 5.5mm x 12mm Plug delivers 12VDC 2Amp 24W Power with a fixed UK plug and built-in over-Voltage, over-current and short circuit protection.

Tip Dimensions: 2.1mm (ID) x 5.5mm (OD) x 12mm (H)
Output: 12V - 2A
Cable Length: 1.5m

UK Power Supply - 12V 2A.