Portable Mini LED Projector Maximum 120" Screen Multimedia Video Games Home Cinema Projector International Version - Product may not include US Warranty Portable mini HD LED projector, LED lamp can works for over 30,000 hours Resolution : 480*320, Resolution compatible: 1280*720, 1920*1080, Max 1080P HD; Contrast Ratio: 500:1, Brightness: 80 lumens (US) / 800 lumens (International) Mini USB slot, could connect with power bank (note: must be 2A power bank) Keystone Correction: 15(Optical keystone function, picture proportion is not distortion after adjustment)