Super Mini Size like a smartphone. Best choice under $55. A Portable Theater / Cinema! With 3.5mm Audio HDMI TF Card Slot USB Perfect for Holiday Night Entertainment. Support input 5V/2A portable power bank supply(A 5000mAh Power Bank can last 3 hours) See image:4 to know how to connect.</br>Small but made for BIG things. Image size:24-60 Inches Projection distance:1~3M.We suggest best Projection Distance:1.5-2M; best Projection Size:40~55 inches which can make you obtain best User Experience</br>High Efficiency Simple Easy to operate it. Native resolution: 320*240; 400 lumen With LED light source; Contrast: 800:1; Multimedia support format: Audio file: MP3/WMA/OGG/AAG/FLAC/APE/WAV; Image file: JPEG/BMP/PNG; Video file: Full Format Support; Text file: TXT. YG300 projector removes the limitations imposed by screen size so you can rediscover mobile media.</br>Pretty LOOK DESIGN -- Easy to Take and Travel. 4.7*3.4*1.9in mini Size and weight just 10oz the power consumption is 10W-24W energy saving and environmental protection no harm to eyesight. It is a good assistant for children education and ART WORK PROJECTION and also an attractive children toys.</br>Notice: DeepLee YG300 is Not recom