【Equipped with Electric Focus】Home Projector - Compact Size, Ceiling Projection, 4K Compatible, High Definition, High Brightness, Android 13, High Image Quality, Quiet Operation, Auto Adjustment Projector with a 30,000-hour light source life. - Model: Projector - Remote Control: Included, Power Cord - Light Source Life: 30,000 hours ※ Requires 2 AAA batteries, but they are not included. Thank you for viewing. Type... Stationary Functions... 4K, Built-in Speaker, Bluetooth, HDR Support, Android OS, Wi-Fi, Horizontal Keystone Correction, Vertical Keystone Correction Projector for watching in bed Easy to use, and with Android OS Just turn it on and set up Wi-Fi to use It's bright, and you can see it to some extent even without completely darkening the room. Affordable price including shipping. Operation has been confirmed and it has been initialized. It has only been used twice to play YouTube for operation confirmation.