1,DLP display, 50 lumens,640X360 2,Light Source LED RGB 3,Size 125X65X20mm; Weight: 72g 4,lifetime >20,000H 5,Made In China 1, Product Specification2, Operations Manual 1) Focus Knob2) Battery Indicator Button3) On/Off Slide Switch4) Speaker Holes5) Ventilation Holes6) Projection Lens7) Volume +/- Buttons8) Iphone4/4S Connector9) Power Indicator10) Micro USB Connector11) Charging Indicator3, ...