ProMariner 02412 True Power 2500QS Inverter/Charger - 2，500 Watt Modified Sine Wave Inverter with 12 Volt， 50 Amp Battery Charger<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Fully Automatic Battery Charger and Inverter</li><li>Filtered Quasi (modified) Sine Wave AC output.</li><li>7 Selectable 3-Stage Battery Charge Profiles</li><li>2.8x Surge Rating with 1.0 Power Factor</li><li>Instant AC transfer switch</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41yXMsREVFL.jpg" noproxy>