Go Power! GP-PWM-10-USB Digital Solar Controller<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>10 amp pulse width modulated (PWM) digital solar controller with backlit display</li><li>Adjustable for AGM， GEL and Lead Acid batteries</li><li>Displays voltage， current and percentage of battery capacity</li><li>USB for charging portable electronics， cell phone and tablet</li><li>5 year warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51FNMzqsRnL.jpg" noproxy>