SUCK UK Teddy Bear Lamp Adapter included for UK, US and EU LED bulbs are non-replaceable but are expected to last 20,000hrs. Brightness is the equivalent of 11W Energy-efficient bulb INPUT: 100-240V 50/60Hz, OUTPUT: 5V 1A Connects via USB (5V) for use with plug adapters and also digital sources No teddy's were harmed in the making of this product