GreeSonic Authentic MPPT Solar Charge Controller 15A 12V/ 24V Waterproof (MPPT1575)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>AUTHENTIC Max Power Point Tracking(MPPT) teachnology， tracking efficiency &gt;99%.</li><li>Automatic identification of 12V/24V system voltage，which makes use simple and convenient.</li><li>IP67 waterproof level and aluminum outer shell is able to effectively prevent various kinds of corrosion.</li><li>Four stages charge way:MPPT，boost，equalization，float</li><li>5 year warranty on parts and labor</li></ul></div><img src="http://ecx.images-amazon.com/images/I/519Y64W%2BKGL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ohh8j5WNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51mgSg1Ka7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51CTWifBvgL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51d-wTPjqUL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41XEZXW6XNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41b3%2BjedMFL.jpg" noproxy>