Candes Crystal 3kVA for 1 Ton AC -90V to 290V Voltage Stabilizer with Wide Working Range Best for Inverter AC, Split AC or Windows AC Upto 1 Ton (Grey) 3 years WarrantyCandes Crystal 3kVA for 1 Ton AC 90V to 290V Voltage Stabilizer with Wide Working Range Best for Inverter AC, Split AC or Windows AC Upto 1 Ton (Grey) 3 years Warranty Suitable for Air Conditioner (AC) up to 1 Ton Inverter AC Window Split AC Wide Operating Voltage range (Input): 90 Volts to 290 Volts, the product will automatic cut off the AC outside this voltage range. Suitable for AC 1 Ton 0. 75 Ton 0. 5 Ton Built in thermal overload protection,