[Gifts for children]: Cinema projectors for home theater use diffuse reflection imaging technology to protect children's eyes. Mini projectors are a must-have product for children who want to watch cartoons and videos and are very popular with children. When viewed from a distance with a projector, it can project up to 100 inches (recommended 14-100 inches), which keeps children away from cellphones and tablets, and can protect children's eyes.[Function wired identical screen]: The outdoor projector measures only 4.3x1.85inch/110mmx47mm and weighs about 0.5LB, which is the same as a small milk carton. Even though the size is small, it has a powerful function of the same screen, IOS phone and Android phone are applicable, and the tablet can be connected using the device charging cable, no separate phone adapter cable. is required.[HD Resolution]: The portable projector features a new light path design and a high-refractive lens with 8000L brightness and 3000:1 contrast ratio, as well as a bulb life of 30,000 hours with a projection distance of 0.6-4.0m/2.0-13.1ft and a projection size of 14-100 Inches, bringing you better images and more freedom of projection space.[High- built-in speaker]: The projector has a built-in 4 2W speaker with clear sound, low noise and high performance, allowing you to focus on enjoying your movies while meeting home and outdoor theater needs , wedding parties, teaching and artistic creation. You can also connect headphones and external speakers via the 3.5mm audio jack, a movie for a single or a party for a group, it's up to you. [Power Bank Power Supply]: The home theater projector supports mobile power to watch movies anytime and anywhere. The portable mini projector can be powered by AC adapter (no built-in battery), it can also be powered by phone charger, car charger or power bank through the micro USB port (must support 5V/2.5A) to enjoy anywhere and anytime.