Using these plug tops is easy. First, make sure your appliance is unplugged and the power is off. Then, follow the fitting instructions included to connect the 3-wire cable to the plug top. Once it's connected, you can plug it into a 240V socket and use your appliance. When using these plug tops, always check that the appliance's power requirements match the 10Amp rating. Don't overload the plug by using it with high - power appliances. For maintenance, keep the plug tops clean and dry. If you notice any damage like frayed wires or loose connections, stop using them immediately and replace them. That way, you can use these plug tops safely and effectively for a long time.