Instapark 30W Mono Crystalline Solar Panel with 12V solar charge controller<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Power (Pmax) : 30W </span></li><li><span class="a-list-item"> Maximum power voltage ( Vpm ) : 17.5V ;Maximum Power Current: 1.68A </span></li><li><span class="a-list-item"> Cable lengths : 3' </span></li><li><span class="a-list-item"> Open circuit voltage ( Voc ) : 21.95V </span></li><li><span class="a-list-item"> Charge controller prevents overcharging of 12-volt batteries </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/4156rJ0VlcL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Qfer14jAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Uf%2BD-5OFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41kVjJks5BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31RByRbP6ZL.jpg" noproxy>