Optoma EP-PK-100 PICO Pocket Projector (Discontinued by Manufacturer) Ultra-light at 4 ounces including battery Projects image size up to 60 inches; Utilizes DLP Pico technology Resolution 480 x 320 LED light source lasts over 20,000 hours Recharge battery via USB or included AC charger With optional iPod/iPhone Upgrade Kit play directly from your Apple device (Part No. BC-BBIDMJA)