1、Plug and play, support the mobile phone with a charging cable to turn the small screen into a large screen. 2、WIFI wireless connection, support EZcast projection, do not occupy the screen, you can watch movies while playing mobile phones. 3、Support U disk playback, automatic vertical adjustment, horizontal, four-corner screen manual adjustment. 4、HDMI4a supports 1920X1080 input and can be connected to a DVD. 5、Built-in 3000mah lithium battery, support 4 hours of continuous video playback. Features: Small size and easy to carry. Plug and play, support the mobile phone with a charging cable to turn the small screen into a large screen. WIFI wireless connection, support EZcast projection, do not occupy the screen, you can watch movies while playing mobile phones. Support U disk playback, automatic vertical adjustment, horizontal, four-corner screen manual adjustment. HDMI 1.4a supports 1920X1080 input and can be connected to a DVD. Built-in 3000mah lithium battery, support 4 hours of continuous video playback. The LED lamp has a service life of 20,000 hours.   Specification: Imaging Technology: for DLP Resolution: 854X 480, up to 1080P Light source: LED Lamp life: 20,000 hours Aspect ratio: 16:9 Wifi: 802. 11.a/b/g/g Battery capacity: 3000mah Interface: USB/HDMi Speaker: 4Ω 2W Standard: US Plug,EU Plug(Optional) Projection distance: 0.5-3m/ 1.64- 9.84ft Projection size: 30-120 inches   Package List: 1 * Remote Control 1 * Projector 1 * Instruction Manual 1 * Adapter Remote control without battery delivery.