10-in-1 USB Fast Charging Tester – 4.5–36V Voltmeter & 0–8A Current Meter

Monitor and analyze your charging equipment with this 10-in-1 USB Fast Charging Tester, a versatile digital meter designed to measure voltage, current, power, capacity, resistance, temperature, and charging time.

With support for both USB and USB-C connections, this compact tester is ideal for electronics enthusiasts, technicians, DIY projects, and anyone who wants to evaluate the performance of chargers, cables, power banks, and other compatible USB-powered devices.

Key Features

• Multi-Function Testing — Measures voltage, current, capacity, power, resistance, temperature, and elapsed time.

• Wide Voltage Range — Measures DC voltage from 4.5V to 36V.

• High-Current Measurement — Supports selectable current ranges up to 5A or 8A, depending on the version and application.

• Power Measurement — Measures power from 0–150W.

• Capacity Tracking — Records accumulated capacity from 0–99,999mAh.

• Energy Tracking — Measures accumulated energy from 0–99,999mWh.

• Resistance Measurement — Measures resistance from 1–999.9Ω.

• Temperature Monitoring — Measures temperatures from 0–80°C.

• Long-Term Timing — Tracks elapsed time for up to 999 hours and 59 minutes.

• IPS True-Color Display — Displays measurements clearly on a digital LCD screen.

• Data Recording — Allows accumulated measurement data to be stored and reviewed.

• Compact & Portable — Small enough for toolboxes, electronics kits, and workbenches.

Measurement Specifications

Display & Performance

• Display: IPS True-Color Digital LCD

• Measurement Rate: Approximately 0.5 measurements/second

• Refresh Time: More than 500ms

• Self-Consumption: Less than 0.02A

• Operating Temperature: -10°C to 60°C

• Operating Humidity: 10–80% RH, non-condensing

• Operating Air Pressure: 80–106kPa

Available Versions

Choose the version that matches your charging setup:

• Package A: USB Voltmeter/Ammeter

• Package B: USB-C Voltmeter/Ammeter

• Package C: USB + USB-C Voltmeter/Ammeter

Dimensions

• USB Version: 77.6 × 27 × 11 mm

• USB-C Version: 73.6 × 27 × 11 mm

• USB + USB-C Version: 76.9 × 38 × 11 mm

Easy Button Controls

• Short Press: Switch between display screens.

• Triple Press: Reset accumulated power and timing data for the current measurement group.

• Long Press for 2 Seconds: Switch between stored data groups.

How It Works

Connect the Input side to your power source and the Output side to the device or load you want to test. The tester then displays relevant electrical measurements in real time.

Note: The USB-C interface requires a connected load to display measurements.

What's Included

Depending on your selected package:

• 1 × USB Voltmeter/Ammeter, or

• 1 × USB-C Voltmeter/Ammeter, or

• 1 × USB + USB-C Voltmeter/Ammeter

Perfect For

Ideal for testing USB chargers, USB-C chargers, charging cables, power banks, portable electronics, DIY circuits, and other compatible DC-powered equipment.

One compact tester for measuring your charging system from multiple angles.