UNI-T USB Tester Type A, Input Voltage 4~24

Wide Voltage Range:

• Measures DC input voltage from 4V to 24V

• High resolution (0.01V) and ±1% accuracy

Current Monitoring:

• Detects current draw from 0.05A to 3.00A

• Resolution: 0.01A; ±(1% + 2 digits) accuracy

Capacity Measurement:

• Measures total charge in mAh (0–99,999mAh)

• Useful for evaluating battery capacity and charger efficiency

Energy Monitoring:

• Calculates total energy in Wh (0–1,000Wh)

• Helps analyze long-term power consumption of devices

Equivalent Resistance Display:

• Automatically shows real-time circuit resistance (1Ω – 480Ω)

• Useful for detecting voltage drop across cables and connectors

Data Line Voltage Detection (D+/D-):

• Monitors USB data line voltage (0–3.3V)

• Helps verify fast-charging and USB communication status

Protocol Compatibility:

• Supports USB 2.0/3.0 and QC3.0 fast-charging identification

• Identifies voltage negotiation and charger compatibility

Timer & Memory:

• Built-in session timer (up to 99 hours 59 minutes 59 seconds)

• Stores up to 10 sets of test data