Compact Bi-Directional Usb-C Power Tester Measures Voltage/Current/Wattage; Digital Oled Display W/180-Degree Flip Rotation - Portable Design Ideal For Traveling It Pros; Diagnose Power Issues Between Usb-C Docking Stations/Chargers/Hubs/Peripherals; Test Usb-C Cables To Ensure Full Power From Usb-C Sources - Usb Data Pass-Thru Up To 10Gbps Including Dp Alt Mode Video - 4.5V-50V/50Ma-6.5A Operating Range And 240W Usb Power Delivery 3.1 Epr; Note: Not Compatible With Thunderbolt 3 Devices