1.[Video Mini projector]This projector for bedroom has native HD clarity, 1280720P Wifi projector. It features colour calibration and adjustment technology that reproduces more complex colour details than other mini projectors, giving you sharper, brighter and richer HD images for nighttime viewing of Full HD movies and TV shows. 2.[Projector with Wifi and Bluetooth]This portable projector comes with built-in dual-band WiFi6 and Bluetooth 5.0 technology for faster and more stable audio and image synchronisation, providing you with the audio-visual experience. Meanwhile, the Bluetooth projector has built-in upgraded speakers. 3.[Auto Keystone Correction]Automatic keystone correction and manual zoom function to get the screen position. Projection distance between 0.5-3 metres and projection aspect ratio of 16:9 /4:3. No need to buy an extra screen for your room mini projector, just a clean and flat white wall. Allows you to set up your own home theatre anywhere to watch movies, TV shows, photos, slideshows and play video games. 4.[180° Rotatable Wall Projector]This smart portable projector features 180° rotatable design. You can point the projector at the ceiling of your bedroom, lie on your bed and watch a film, or any other direction. size, 12,000 lumens and up to 50,000 hours of light source life.