Cuts power automatically if an imbalance is detected between live and neutral (caused by leakage to earth). In the event of general power failure the RCD will not automatically reset meaning anything plugged into it will not automatically restart. No wiring requiredplugs straight into 13A socket. No need to remove from socket to reset unit. Features & Benefits:Cuts power automatically to protect against electrocution.Suitable for all types of indoor and outdoor electrical appliances.Easy-to-use, two-button operation.Model No. RCD981 Specifications: Model No RCD981 Brand: Sealey Maximum Load: 2990W Maximum Operating Current: 13A Nett Weight: 0.14kg Supply: 230V Trip Current: 30mA Trip Speed: 50ms