Freedom XC 1000 True Sine Wave InverterCharger - 12VDC - 120VAC - 1000W50ATrue sine wave 120 Vac invertercharger with built-in transfer switch. Designed for recreational and commercial applications.The Freedom XC invertercharger offers premium performance in a lightweight compact package. It cranks out full output in invert or charge mode from -4F - 104F for operation in all climate temperatures. The extended surge rating of the Freedom XC makes it ideal to start difficult loads including fridge