Fangrui Product Details [high Precision Usb C Power Meter Tester]this Usb C Tester Voltage Current Tester Can Measure Voltage, Current, Power, Capacity, Energy, Timing, Temperature, And Record The Maximum Voltage, Current And Power Values. It Has The Same Accuracy As Large Professional Instruments, And Can Display Voltage And Current Curves In Real Time. [support Testing Of Almost All Type-c Protocols]this Usb C Cable Tester Supports Fast Charge Test For Pd2.0, Pd3.0, , Qc2.0, Qc3.0, Fcp, Scpafc, Pe, Dash Vooc, Supervooc, Etc. It Can Measure The Voltage Up To 48v Of Pd3.1 Protocol. Supports Two-way Measurement. You Can Easily Check The Charging Status And Speed Of Your Devices. [6 Display Modes And Touch Control]this Usb C Meter Has A High-definition Color Screen, Which Can Display 6 Interfaces. You Can Switch The Modes By Touching The Button On The Screen. The Screen Can Also Rotate 360 Degrees Automatically According To The Sensor, Which Is Convenient For Viewing From Different Angles. [offline Storage And Battery Capacity Ca