This JoJo 4G industrial extension lead on metal frame is ideal for both commercial and domestic enviroments, giving you more sockets and a greater reach of power from mains power supply with overload protection features for your peace of mind, protecting your valuable products and devices. This cable reel performs best when fully unwound, and the thermal cut out feature prevents the operation of the unit if it is overloaded, protecting you equipment. In the event of this situation the unit may require time to cool down or be fully unwound. After this is done simply press the red reset button to switch the power back on. This product contains a non-latching type RCD – meaning it requires resetting should there be a mains power failure. This ensures protection to anyone using a device at the time, should the power suddenly come back on again. Compliant to all relevant safety standards. and ready to use out of the box. Main Features: 4G 50M Extension Reel UK Plug type 13 A