The portable projector small enough to fit In your hand is packed with a 50-Lumen bulb. Go big with our pocket-sized HD projector. There portable projector connects to multiple devices for a "big screen" view of just about anything. Compatible with a USB flash drive, SD Card, or an HDMI connection. Its capable of projecting Photos, Videos, or work documents. Its a great addition to any office setting. Includes remote control for easy navigation. Power source is a rechargeable battery or an AC cord(both included)