1.floor socket,round floor socket, pop-up floor socket 2.CE approved ,good metel 3.the products sales well in the market 220V,10A ,16A The shape is not the same as the square spring socket, its panel is ¢150mm, other functions are the same. 1.floor socket,round floor socket, pop-up floor socket2.CE approved ,good metel 3.the products sales well in the market