TruePower 2000PS - 100VAC/12VDC The TruePower PS Pure Sine Wave Combination Inverter/Charger, provides all the benefits and features of our QS series but yields a Pure Sine Wave AC output which is equal to the quality of AC power enjoyed at home. Pure Sine Wave Technology is perfect for mobile or on the water audio/visual systems with plasma or LCD flat screen technology in addition to large appliances with hysteresis motor control as used in household appliances like washing machines. 2.8x Surge Rating with 1.0 Power Factor 7 Selectable 3-Stage Battery Charge Profiles Compact, Robust Design Easy-to-install, space saving design Fully Automatic Battery Charger and Inverter Instant AC transfer switch passes AC shore/station power. Charges battery when shore/station power is present, or switches safely into DC to AC inverter mode, making AC household power available on the water or on the road Charger Mode: Integrated, Automatic True 3-Stage Marine Grade Battery Charger Built-in digital control technology provides seven user-selectable charge profiles for todays various battery chemistries. Inverter Mode: Efficient, Quiet Conversion from DC Power to AC Power Pure Sine Wave Technology. Perfect for mobile or on the water audio/visual systems and large appliances with hysteresis motor control. Inverter delivers 2.8 times surage capacity for demanding applications - air conditioners, microwaves, refrigerators and more. Pure Sine Wave passes through while connected to AC shore/station power. Built-in Safety: Overload, Over Temperature, High and Low Battery Voltage Protection. Designed and constructed to FCC Class A, Marine UL 1236, UL 458, and CE ABYC - A31 Marine Compliant.