... SourcesiPhone4 / iPhone 4SPower Supply : Li-Polymer BatteryPower Input (USB) 5V, 500mAPower Output 5v,1APower ConsumptionProjection mode: 4.5WPower ... *20 mmProduct Weight:105g Package Content Projector , Pouch, USB cable, Quick Start GuideOptional Accessories: Power Adapter (5V, ... the HDMI cable connected correctly, confirm your equipment is boot state, and have enough electricity.Application image : If ...