Rally 5 Amp Solar Panel Control Module (7666)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Increase battery life and improve the solar panel's performance</li><li>Overcharge， overload， and reverse polarity protection</li><li>Ideal for solar panels up to 80 Watts</li><li>High efficiency module regulates solar panel output voltage for optimum charging</li><li>Safe and easy installation</li></ul></div><img src="http://ecx.images-amazon.com/images/I/514GE4yW9FL.jpg" noproxy>