Use this power cable while visiting United Kingdom UK England or use to power device from USA in UK. Ideal for Laptop notebook computer's adapter and many more electronics using the standard 2 prong power cord (IEC320 C7), such as slim PS3 PS4 console that require a non-polarized connection(there is no specific + or - side and can be connected both ways). The connector on this cable is shaped like a figure 8 with, or two circles side by side. The other end (BS1363) features a United Kingdom type plug for AC outlet. Get better power contact compare to using an international travel plug. Note: Please make sure proper voltage switched / international compatibility checked on the device before plug in. Cable only transfer power and does not convert voltage.