YOJOCK USB C Tester display shows voltage, current and power clearly
YOJOCK USB C Tester IPS screen for quick data checks during charging
YOJOCK USB C Tester supports PD, QC and USB-C devices for versatile testing
YOJOCK USB C Tester assesses power bank capacity with discharge test
YOJOCK USB C Tester includes OTG adapter for flexible testing options
YOJOCK USB C Tester safety guard protects devices during measurement
YOJOCK USB C Tester performs port-testing on a USB-C charger
YOJOCK USB C Tester compact handheld size for daily use
YOJOCK USB C Tester ready for quick cable diagnostics and testing

YOJOCK

YOJOCK USB C Tester USB Power Meter 2-in-1 Digital Multimeter | 3.6–32V, 0–8A

High-performance tools and home improvement made for confident daily results

$24.88

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Why customers choose TaskHolt Tools

Overview

The YOJOCK USB C Tester is a compact, 2-in-1 digital multimeter designed for USB-C charging ecosystems. It measures 3.6–32V and 0–8A, delivering a clear snapshot of voltage, current, capacity, energy, power, and more. Its handheld form pairs with a bright color display for at-a-glance readings in real-life charging scenarios.

What it measures

  • Voltage, current, and power in real time
  • Battery capacity and electric quantity
  • Energy usage and load impedance
  • Charging time and temperature (where applicable)
  • Resistance and continuity for quick cable checks

Display and usability

  • Latest IPS color screen with eight interface layouts
  • Easy toggle between interfaces to read data at a glance
  • OTG adapter included for broader compatibility
  • Supports PD 3.0/2.0, QC 3.0/2.0, BC1.2 and USB C ports

Practical applications

Use it to assess the charging performance of wall, car, and solar chargers, test power bank capacity with a controlled discharge, or verify cable and charger compatibility on the go. The device also helps you inspect safety margins before plugging in devices.

  • Check charging speed and quality across adapters and cables
  • Test a range of devices from mobile phones to laptops
  • Evaluate portable power banks before travel

Safety and data handling

Built-in protections guard against over-voltage, over-current, under-voltage, and low energy. The tester can auto-cut the output if needed and save data when power is interrupted, helping you maintain device safety and data integrity.

FAQ

Q: What devices is the YOJOCK USB C Tester compatible with?

A: It supports PD 3.0/2.0, QC 3.0/2.0, BC1.2, and USB-C ports for phones, tablets, laptops, and power banks.

Q: How should I use the YOJOCK USB C Tester?

A: Connect the tester, clear data, and read voltage, current and capacity on the bright IPS display during testing.

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