The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. hero-video Merchant Video Previous page Next page 1 Applicable size 2 Upgraded bracket 3 Buttons and Jacks 4 Reverse Charging Previous page Next page 1 Easy to use 2 Connection method 1 3 Connection method 2 4 Connection method 3 Previous page Next page Important Tips Before Purchasing Due to the limitations of the laptop itself, not all laptops can support two extended screens and make them work properly. Some laptops can only output one video signal, so only one screen works. Before purchasing this product, please confirm that whether your laptop port meets one of the above 3 connection methods. If you are not sure about the compatibility of your laptop or have any product connection problems, please send us the specific model of your laptop and photos of the ports on both sides of the laptop, we will check the compatibility of your laptop and provide you with a solution within 24 hours. Please feel free to send us a message through the “About Seller” section on the seller's homepage. Common incompatible laptop models (not all inclusive): MacBook: M1/M2/M3 chip; Samsung: Galaxy Book s/Book Pro 360, Galaxy Chromebook; Microsoft: Surface Go/Go 2, Surface Pro 6/Pro 7/Pro X, Surface Go/ 3/2/4 HP: HP G62(2010),ENVY X360 13-ay0056AU, ENVY 13; Lenovo: Thinkpad X1 Fold, Yoga Chromebook 15.6", Yoga 7i 14", S540 13" Frequently Asked Questions & Solutions： 1. Display "No Signal": If you use an HDMI to TYPE-C cable, make sure to connect it to the TYPE-C port on screen exrender marked "USB C with DP". If you use a TYPE-C to TYPE-C cable, some type-c ports may not support the transmission of video signals, and you need to add an additional HDMI to TYPE-C cable. 2. The screen is black, flickering or Power Saving mode: It may be that the laptop power or voltage is too low to support 3 screens working at the same time. Please use an additional USB-A to USB-C cable or an external power supply (5V/3A or above) to power the expansion screen. 3. Only one monitor works: Some laptops do not support simultaneous output of two video signals due to limitations of their own chips. Please leave us a message to resolve this compatibility issue.