Powered by the Power Supply: The projector does not have its own battery and requires a 5V / 2A power supply, such as a wall charger or mobile power supply. Ideal for travel, hiking and camping, no electricity or TV. It is also very popular with children.Multi-port:USB / AV / SD slot and other multimedia ports allow you to connect all content such as smartphones, laptops, tags, DVD players, game consoles and more. You can also display videos and photos on a USB flash drive, fire stick or micro SD. (To connect to a smartphone, you need to use an HDMI adapter, MHL to HDMI adapter or WIFI monitor dongle.) Performance:Original resolution320×240 pixels; Support resolution1080P; Aspect ratio4:3 or 16:9; Projection distance1-3 meters; Projection size up to 60 inches.Specification: Color: White Blue Resolution: 320*240 Support Resolution: 1920*1080 Light Source: LED Input Voltage: 100-240V to 12V1.5A/5V2A Projected Image Size: 20-80 inch Language Menu: 23 languages including Chinese/English Support Document: Multimedia(Photo / Music / Video / TXT) Screen Projection Ratio: 4:3 16:9 Input Interface: HDMI/USB, AV/Audio Keystone Correction: ±0 Size: about 126.4*86*47.7mm/4.98*3.39*1.88inch Total Power: 18WPackage List: 1 * Projector 1 * Instruction Manual 1 * Remote Control 1 * Power Supply 1 * Cable