SU-Kam power Systems Ltd. Gives us many important electronic appliance such as su-kam Inverter . This su-kam inverter is very useful to us and it helps a lot to us . I am using this inverter when I was living in village. In village the electricity comes upto 6-8 hours and at that time this inverteris very helpfull to us. The battery backup of this invertor is too good is about 12 hours. And I use 2celling fan and one cooler . This also provides an fast charging facility so we can use it in the absence of electricity. The company provides immediate service provider.