How much does this cost to the nearest dollar?

UPERFECT Battery Portable Monitor Touchscreen, Upgraded 15.6 Inch IPS HDR FHD USB C Monitor Built-in Battery & Quad Speaker, Eye Care with HDMI USB Type-C Smart Case
Realizing True Portability 2023 Upgraded UPERFECT Battery Portable Monitor provide truely single cable connection via type c or hdmi cable, and you do not need to add any extra power cable any more. Improving work efficiency while keeping your desktop neatly, your best choice for work & study. (NOTE The monitor usually take 3 hour to be full charged) Built-in Battery UPERFECT USB C portable monitor built-in polymer battery not only provide power supply for the monitor to work, but also can be used as power bank to reverse charge mobile phones. Once fully charged

Price is $280.00
Price: $279.99