?Product Guarantee?You can get a 12-in-1 EdgeDock 1 with 18-month worry-free warranty and a friendly customer service which can answer any of your question within 24 hours during weekday. If you meet any problems with the dock, we will be glad to replace you with a new one for free. ?Broad Compatibility?This dock is perfect for windows laptop with USB-C 4.0 port, Thunderbolt 3/4 port or full-functional USB-C port, NOTE: It does not support thunderbolt protocol input accessories. ?Lightning-fast in Every Crucial Path?Equipped with 3*USB 3.0 and 2*USB 2.0 port, which can support up to 5Gbps data transfer and allow you connect enough external equipment. The SD/TF card slot can support up to 104Mb/s and the RJ45 Gigabit Ethernet port can keep 1000Mbps Ethernet smoothly and stably. ?85W Laptop Charging?This dock supports up to 85W laptop charging or go down to 65W while the 7.5W PD port is occupied for charging your phone or tablet. NOTE: 100W PD charging cabe and charging head are not included. ?Dual 4K@30Hz Displays?No need to download any driver, just connect to 2 HDMI ports and you can use the dual monitors in 4K@30Hz.