I had purchased the zebronics UPS. whose model number is S/n.ZEBVTU72508158289 and its one Years Warranty.this UPS I bought from the offline market. this UPS I bought 1450 rupees it took me 3 months to use it.it stopped giving power to the computer. And it has been worse four time in 3 months . When I complained to the shopkeeper, the shopkeeper said that I talked to customer care.But this UPS not been okay yet. This has got spoiled 2 months their customer care service is the very Bad