Built in rechargeable 3000mAh battery 8. Specification: Product Type: Professional Projector For iPhone; Mini Projector; LED projector Imaging Technology: DLP Chip: 0.3" DMD Contrast: 3500: 1 Standard Definition: 854 x 480 Bulb Life: 30000H Projection Size: 30-120" Speaker: 1W Off-axis Projection: 100% offset (NO block) Aspect ratio: 4:3/16:10 Interface: Input: 2 x HDMI; V1.4, support 480P, 720P, 1080P, USB interface Output: 1 x 3.5mm mic interface Features(For iPhone only): Back splint design, Support iPhone6/6s/6plus/6s plus, also compatible with iPhone5 series Main Unit Power: 12W(Standby power: 1W) Power Source: AC100-240V, 50/60Hz Output: DC 5V/2A Built-in battery: 3000mAh Charging Time: 3H Working Temperature: 0-35 Working Humidity: 0%-85% Product Size: 175 x 88 x 27mm Product Color: White. Important Note: Original iPhone HDMI cable is a must for usage, it is optional and not included in our package, kindly advised, Thank you for attention.Package Includes: 1 x Mini Projector 1 x USB cable 1 x Adaptor 1 x User Manual. The item "NEW Mini DLP Mobile Cinema HD Projector Home Theater HDMI USB For iPhone 6/7/7S" is in sale since Sunday, August 13, 2017. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Theater Projectors". The seller is "2014happyhong" and is located in Shenzhen. This item can be shipped worldwide.