2 in 1 Desktop Edge Power Strip: One clip combined with 2 sockets Power and Charging All in 1 This Power strip with 4AC Outlets and 1 USB-A port,1 QC3.0 USB-A port, 1 PD20W Fast Charging USB-C ports. There is also a 6AC socket with a switch on the lower part of the desktop. Under Desk Power Strip Mountable: This one uses the QC3.0 version of the chip. Charge compatible QC3.0 devices up to 4 times faster than conventional charger, 1.4X faster than QC 2.0 Devices. It's also compatible for QC 2.0/ QC 1.0 devices and provides a fast speed for Non-Quick Charging Devices. Clamp Power Outlet: Suitable for all occasions Can powers your computer, ipad, phones, lamp etc in office, home, dorm room etc Power Outlet with Clamp Mount: This power can offer standard US 3-prong grounded power outlets. Its compact design, unique desk clamp, and lengthy cable make it very easy to create the perfect all in one power setup for the home, office, or workbench. Easy to Intall: Desktop p