Best Buy’s Deal of the Day is the LifeCHARGE Battery Case for the iPhone 5/5s for only $24.99 + 2.99 shipping. That’s $75 off the list price and the lowest we’ve seen for the LifeCHARGE. It features up to 8 hours of additional talk time (on 3G networks) and a built-in 2300 mAh lithium-polymer battery. Also, the polycarbonate construction helps keep your phone safe. It has LED indicators to let you know when it’s charged and it’s USB connectivity lets you charge your case while you charge your phone. This offer ends today.