I purchased this on Amazon but am selling it because I didn't end up using it. It's new. 【True 1080P & 4K Compatible & 600ANSI High Brightness】The TR27 mini projector maximizes your viewing experience with a combination of 600ANSI ultra-high brightness and 1080P. 【Short Throw Model, 270° Rotation & Lightweight & Compact】The TR27 short-throw projector can project clear images even in narrow spaces. While other 4k projectors require a distance of 3.5m or more, this short-throw projector can project a 100-inch screen from a distance of 2.5m. Also, the portable projector TR27 weighs only 910g. The TR27 comes with a stand that can rotate 270 degrees. 【High-Speed WiFi6 & Bluetooth 5.3 Function】The TOPTRO projector has a high-speed WiFi6 function, allowing for faster and more stable internet connections. This allows you to smoothly enjoy high-bandwidth applications such as streaming and online games. It also has a Bluetooth 5.3 function. 【Automatic Keystone Correction & Easy-to-Operate Manual Focus】With this projector for the ceiling, the automatic vertical keystone correction function automatically corrects the distortion of the projected image. This ensures that the image is properly aligned and displayed in an easy-to-see state, even if the projection surface is tilted. Furthermore, the manual focus function is easy to operate. Compared to electric focus and auto focus, manual focus allows even children to easily focus the mobile projector. 【Wide Compatibility and Professional Technical Service】The TR27 high-brightness projector has multiple ports including HDMI, USB, AV, and 3.5mm audio. It can be connected to various devices such as smartphones, TV sticks, Switch/PS5, and PCs. Mini Projector 1080P & 600ANSI & 270° Rotation & Short Throw & Automatic Keystone Correction 600ANSI High Brightness Real 1080P & 4K Compatible Projector WIFI6 Bluetooth5.3 50% Zoom Function Short Distance Projection Dustproof & Quiet IOS/Android/DVD/PC/PS4/USB/HDMI/SWITCH etc. Compatible Home Projector TOPTRO TR27