Personal protection plugs offer effective protection against electrical events, as differential currents can disconnect live conductors from the mains in an instant. Reliable personal protection with a nominal residual current of 10 mA. Flame-retardant PC material, robust design, can be used indoors and outdoors. FI sockets work in high temperatures and humidity and in a temperature range of +40 °C to -25 °C. The life protection adapter is plugged into a socket (220-250 V) that is compatible with household appliances such as refrigerators, microwave ovens, water heaters, air conditioners, etc. Please test before each use. Follow the instructions. 1: Plug the FI circuit breaker into a socket. 2. Please test before use and make sure the indicator light is on. 3: Connect household appliances or power tools to the Fi adapter. 4: The Fie circuit breaker socket will trip immediately when a power failure is detected to protect personnel from electric shock. Maximum power: 3500W. Power: