3M Mobile Projector Spare Battery for MP225a Projector<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"> Battery release latch up on the back of the projector and slide battery out. </span></li><li><span class="a-list-item"> Snap in new battery by aligning the prongs on bottom. </span></li><li><span class="a-list-item"> Fully charge battery in projector once purchased. </span></li><li><span class="a-list-item"> Lithium Ion battery </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31INohqLf5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31C8ojmFyjL.jpg" noproxy>