The UPERFECT Battery Portable Monitor provides a truly single USB-C or HD connection, so you need not have to add any extra power cable anymore. This portable monitor comes with a built-in 10,800mAh polymer battery to provide power for the monitor, while it can be used as a power bank reverse to charge mobile phones. Once fully charged, the monitor could last for up to 7 hours without using the reverse function and 4 hours with the reverse function. With stunning 1920x1080 resolution and awesome color production, this monitor delivers vivid images and a truly immersive viewing experience. The 15.6" Full HD IPS portable screen offers 178° full viewing angle and eye care technology that keeps your eyes from getting tired during prolonged use.