Description: For complete protection simply plug the automatic switcher into the mains and plug in your appliances. When the mains power supply fluctuates outside pre-set tolerance (normally 190V and 260V) the power to your equipment is disconnected. The AVS monitors the voltage for a short period to ensure the power has stabilized before reconnecting. In addition, the set-up delay provides projection against power-bank surge commonly experienced after resumption of power cut situation. Surge and spike protection in also incorporated to ensure protection against these events which are common. Thy are generated by lighting and nearby switching off and on other equipment such as vacuum cleaner, pumps, motor, televisions, elevator etc. Feature • IEC Standard no- • Lifetime Service and Support • 1year warranty only for Manufacturing defects • Protect and prolongs the useful life of electrical appliances • Eliminates the need to switch off appliances every time the electricity