PowerMax PM4 45A 110V AC to 12V DC 45 Amp Power Converter with Built-In 4 Stage Smart Battery Charger<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>45 Amp DC Power Output</li><li>Built-in 4 Stage Smart Charger</li><li>Reverse Polarity， Overload and Thermal Protection</li><li>Quiet Cooling fan</li><li>UL and CUL Approved</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51yO6LTRf9L.jpg" noproxy>