There are three cables in our package, the way to make the screen work: 1. Only one usb-c to usb-c cable: your device must has Thunderbol 3 USB or USB 3.1 with PD protocol output 2. Hd cable + usb-c to usb cable: the hd cable is only for signal, while the usb-c to usb cable is for touch and power. Therefore, the USB interface of the usb-c to usb cable should be connected to your device to implement the touch funtion.
If you device can't provide the power to our monitor, you need the power adapter for extra power supply. The first USB-C port of the monitor is only for power supply while the second one is for touch, power and data transmission. 3000x2000 high resolution with 350cd/m2 brightness. IPS panel with 16:9 aspect ratio.
With 10 point capacitive touch technology, support touch screen. With stylish case protect monitor. Equipped with standard HD input. Support as a second Monitor for PC Laptop Desktop works simultaneously.1x Eyoyo 13.5 3K Monitor 1x USB-C Cable 1x HD Cable 1x USB Cabel 1x Power Adapter 1x Manual. Pls leave a note or send a message if any question. Working Time We work from Monday to Friday. We'll reply message within 24 hours during working time and 48 hours during vacation. We'll do best to solve problem, don't worry. This item is in the category "Computers/Tablets & Networking\Monitors, Projectors & Accs\Monitors". The seller is "seasonshopping2016" and is located in this country: CN. This item can be shipped worldwide.