Three-wire 1.8 m long mobile outlets， using GB power leads， PVC material， phosphorus copper wire， not abnormal heat， use more secure. Power switch with four silver alloy contacts， arc-resistant performance， longer service life. Use the socket high conductivity copper and nickel plated， anti-rust， heat， low temperature rise. The shell is made of high-performance flame-retardant PC engineering materials， high flame， shock， and drop.