mini projector - artlii mana portable dlp projector with 5200mah built-in battery for travel, support 1080p wifi 3d and auto keystone correction, wifi projector for ios&android phone artlii <p><b>features</b></p><p><b>pocket design</b><br></p><p>weighs just 13.4 oz. for easy transport to friends movie night, camping entertainment, small office presentation.</p><p><b>dlp image technology</b></p><p>offers crisp visuals.</p><p><b>±40° auto vertical keystone correction</b></p><p>for distortion-free images.</p><p><b>3d ready</b></p><p>supports multiple forms of 3d – including blu-ray, 3d broadcasting, video games and pc connectivity.</p><p></p><p><b>50 ansi lumens of brightness</b></p><p>offer a highly visible display with clear on-screen images.</p><p><b>854 x 480 wvga resolution</b></p><p>provides rich, lifelike hues and precise detail.</p><p></p><p><b>hdmi input</b></p><p>makes it easy to connect to high-definition sources.</p><p><b>up to 120" viewable screen size</b></p><p>allows everyone in the room to enjoy a clear view.</p><p><b>led lamp</b><br></p><p>delivers up to 30,000 hours of lamp life in normal mode for extended use.</p><p><b>180 minutes battery life</b></p><p>usable in places with no access to power outlet.</p><p><br></p><p></p><p><b>specification</b></p><p>operation system: linux</p><p>powered by powerbank: yes</p><p>built-in battery: 5200 mah(18650 battery cell x 2)</p><p>projection technology : dlp</p><p>projection distance : 0.5-3m</p><p>projection size: 20-120 inch</p><p>support resolution: 1920x1080 pixels</p><p>lamp type: led</p><p>led lamp life : 30000 hour</p><p>throw ratio: 1.17</p><p>aspect ratio : auto</p><p>contrast ratio : 1000 : 1</p><p>zoom factor : manual focus</p><p>keystone correction : ± 40, automatic</p><p>projection mode: front projection, rear projection, lifting</p><p>material: metal + abs</p><p>built-in speaker: yes</p><p>input voltage :ac 90-240v, 50-60hz</p><p>connectors :usb, hdmi, audio output, micro sd</p><p>weight:0.83 lb</p><p>dimension: 4.3x3.9x1.5inch</p><p>package content: power adapter, tripod, micro usb wire, remote control, instructions, hop-pocket</p>