Ideal-Air™ Pro Series 60/100/180 Pint Dehumidifier has automatic restart if power is lost. Easy-to-use digital display humidity readings, internal condensate pump, removable washable filter, 1 speed fan motor, powder-coated metal casing for long life and a heavy-duty compressor. Built-in defrost that is designed for operation down to 41°F. Set upright on their feet for 3 hrs prior to use. 60/100/180 pint unit: Temp. Range: 41°F–95°F, condensation removal: (24 hrs) 60/100/180 pints (86°F, 80% RH); ; Supply Voltage: 115 V - 1 Phase - 60 Hz; R410A. Ideal-Air™ recommends that dehumidifiers use surge protectors and a dedicated electrical circuit. In the event of a power failure, a spike in voltage may occur when the power is reinstated. This can damage the circuit board, which is not covered under warranty.