mxuteuk GFCI Outlet Receptacle Tester socket Standard 48-250V Outlets 7 Visual Indication Wiring Legend Home decoration Professional Use With volt

This product is used to check whether the wires of power sockets are connected according to the requirements, and whether the power protection system of the household is normal. It can promptly remind the user to make adjustments to the sockets of faults and safe hazards, guarantee the safety of household electricity.Testing the safety of socket routes in residential, office, commercial buildings and other places is the best choice for house testing and electrical installation and maintenance.