I purchased V-Guard DU-800 or more inverter furthermore battery in the month of June.It was fine for 3 months .Then the inverter began giving bunches of problems.The inverter just worked for a large portion of a hour.At first iI thought there was issue with my battery.So I reached a neighborhood circuit repairman then he said that there was issue with inverter.I was so tremendously frustrated it was just 3 months and it didnt work notwithstanding for 60 minutes amid power cuts.It was add up to useless.I had guarantee so I called the V-Guard client administration and they changed the inverter.This inverter was far more terrible than that.This inverter inside one month ceased working.I lost my trusts over V guard.I wished I could have purchased some other inverter.I ask for everybody not to purchase this inverter.