Optoma LV130 Portable Projector is designed with a ultra-small form factor and extremely lightweight, with built-in battery, this tiny projector gives you the convenience to carry it everywhere you go at only 400g weight. Built-in 6700mAh Battery, 4.5 hours battery life. Without the power cord, display conveniently wherever you are. The LV130 offers up to 4.5 hrs battery life on one charge, enjoy the videos and play games without interruption. The LV130 can also be the power bank with 6700mAh high capacity. Charging your mobile devices even when the projector is turned off. The LV130 adopts an LED light source, which replaces a traditional lamp and colour wheel, while also having a super long life up to 30,000 hours. It’s 7 times longer than traditional lamp life ratings, saving you both time and money. Connect your mobile device directly to the projector by using a single MHL cable. Play games, stream videos and share photos on the big screen.