It is a very good inverter its backup is very high there is no chance of any technical disturbance I think this is the best inverter in India I bye Luminous inverter and ICT its backup was very high I have this inverter since 5 years I suggest you everybody buy this inverter all those person who buy Luminous Inverter please keep it with his partner Luminous Battery because Luminous pair give us more backup than another inverter I suggest we can only buy this inverter this inverters have more features than Microtek inverters