Low power (under-voltage) will certainly damage any refrigeration appliance’s compressor. The fridge guard protects your appliance by disconnecting the power when it goes below unacceptable level. Additionally, there is a delay when power returns to normal this reduce chances of fridge and tv 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.High and Low Voltage protectionThe fridge guard protects your appliance by disconnecting the power when it goes below unacceptable level. Additionally, there is a delay when power returns to normal this reduce chances of fridge and tv being damaged due to excess power flow. Lightning protect 5 Amps durable Order it online from Jumiaand have it delivered to you wherever you may be.