1、Monitor charging status at any time. Tester for 3C charger, mobile power supply and other charging equipment. 2、Comprehensive test for 3C product charging equipment of output voltage, output current, output power, capacity, circuit equivalent resistance, USB data transmission line voltage (D+D-), etc. 3、This product is of high precision and small size, reliable and stable, easy and flexible to use, and can be widely used for manufacturers verification, digital enthusiasts and engineers. 4、Display current, voltage, electricity, capacity, and circuit equivalent resistance measurement in the same screen. 5、It can store 10 sets of data. Convenient for users to record and store multiple sets of data for later analysis and comparison. Item Type: TesterVoltage Measurement Range: 4.00-24.00VDC, resolution 0.01VCurrent Measurement Range:0.05-3.00ADC, resolution: 0.01A (Type A)0.05-5.00 ADC, resolution: 0.01A (TypeC)Capacity: 0-99999mAh, resolution: 1mAhElectricity: 0-1000WhLoop Equivalent Resistance Measurement: 1-480ΩUSB Data Transmission Cable Voltage: 0-3.30VStorage: 10 sets of dataModels: UT 658 DUAL/UT658A/UT658C (optional)FunctionDescriptionUT 658AUT 658CUT 658 DUALInput Output InterfaceUSB Type A√ √USB Type C √√Voltage Measurement Range4.00-24.00VDC, Resolution: 0.01V√√√Current Measurement Range0.05-3.00ADC, Resolution: 0.01A9 (Type A)√ √0.05-5.00ADC, Resolution: 0.01A (TypeC) √√Capacity0-99999mAh, Resolution: 1mAh√√√Electricity0-1000Wh√√√Loop Equivalent Resistance Measurement1-480Ω√√√USB Data Transmission Voltage (D+D-)0-3.30V√√√Storage10 sets of data√√√Electronic Load0.50A, 1.00A, 2.00A, 3.00A 1 x Tester