Low power (under-voltage) will certainly damage any electrical appliance’s compressor. Because we have no way of preventing these fluctuations, it is important to protect your devices. This fridge guard/TV Guard protects your appliance by disconnecting the power when it goes below functional levels. Additionally, there is a delay when power returns to normal and this reduces the chances of fridges/freezers or TVs/DVDs being damaged due to excess power flow. This will ensure that the appliance is not switched on-off repeatedly during fluctuations nor is it subjected to a massive surge normally experienced when power returns after power cuts and fluctuations. It also protects your devices from a massive surge normally experienced when power returns after power cuts.The 4 Way Socket Extension Cable is the ideal plug for all your electronics devices. It Comes with a 8 Ft (3mts) cable,making it long enough for home, office or school.Made of heat resistant hard ABS plastic making it withstand overheating. 8 Feet long cable for extra reach Heat resistant hard ABS plastic to withstand overheating Safety shuttered sockets Ideal for all electrical devices Ideal for both indoor & outdoor