Protect your refrigerator from sudden power changes including shocks, spikes and load shedding incidences. Specifications Protects against voltage fluctuations, under voltage, power-back surge and spikes Protects your fridge, freezers, coolers, chillers Automatically disconnects power when it is bad and reconnects after 90 seconds when it is good Eliminates the need to switch off appliances when the electricity fails Prevents motor/compressor burn out13 Amps Highly recommended Light indicators “Off, Wait, On”