The 9V 400mA UK Power Supply, Model WJB-Y410900400D is a versatile power supply compatible with brands such as DIXIETREE and universally suitable for various devices. This black power supply has a voltage of 9V and is designed with a sleek and compact model, making it ideal for use in laptops, desktops, and other electronics. Originating from China, this power supply is reliable and efficient for powering your devices in the UK.