The UNI-T UT658 Dual USB tester is a modern measuring device designed for people who want to easily and quickly check the actual operating parameters of chargers, USB cables, powerbanks and other devices powered by USB-A and USB-C ports.
Thanks to its wide range of measurement capabilities and intuitive operation, it is suitable for DIY enthusiasts and electronics hobbyists, as well as for the daily work of service technicians and engineers.
Key features:
- Real-time measurement of voltage (V) and current (A).
- Calculation and recording of the energy (Wh) and capacity (mAh) supplied to the tested device.
- Checking the equivalent resistance of the circuit – useful, m.in. for assessing the quality of USB cables.
- Measurement of data line voltages D + and D- (0 – 3.3 V) to control communication in fast charging standards.
- Support for fast charging protocols:
- USB-A: QC 1.0 / 2.0 / 3.0
- USB-C: QC 1.0 / 2.0 / 3.0 / 4.0
- Measurement data recording – memory of 10 sets of results, the ability to record measurements up to 99 hours, 59 minutes and 59 seconds.
- Automatic detection and display of values on an easy-to-read LCD screen.


Technical specifications:
- Measuring voltage: 4 V – 24 V (resolution 0.01 V)
- Amperage:
- USB-A: 0.05 A – 3 A
- USB-C: 0.05 A – 5 A
- Capacity: up to 999,999 mAh (1 mAh resolution)
- Energy: 1 Wh – 1000 Wh
- Resistance: 1 Ω – 480 Ω
- Data Line Measurements: 0 – 3.3 V (D+ and D-)
- Max. data recording time: 99:59:59 h
- Memory: 10 sets of results
- Display: LCD with division into sections
- Housing color: white
The UNI-T UT658 Dual tester is a versatile tool that can be used in many situations:
- Power Bank Testing – Check the actual battery capacity and power return efficiency.
- USB charger check – verify that the charger delivers the declared parameters.
- USB cable check – detect power loss and electrical resistance from low-quality cables.
- Measuring the charging of smartphones, tablets and laptops – compare different chargers and cables to choose the best solution.
- Service work and diagnostics – useful in electronic workshops, GSM services and DIY enthusiasts.
Product features UT658 Dual UNI-T USB Socket Tester
The set includes
- Tester UT658 Dual
Dimensions [mm]
- 93 × 55 × 13 mm
Scales [g]
- 66
Warranty [miesiące]
24
Product features UT658 Dual UNI-T USB Socket Tester
The set includes
- Tester UT658 Dual
Dimensions [mm]
- 93 × 55 × 13 mm
Scales [g]
- 66
Warranty [miesiące]
24
Product Safety Data UT658 Dual UNI-T USB Socket Tester
Manufacturer details
Uni-trend Technology CO., LTD.
No. 6, Gong Ye Bei 1st Road
Songshan Lake Guangdong Province
Chiny
Email: info@uni-trend.com
No. 6, Gong Ye Bei 1st Road
Songshan Lake Guangdong Province
Chiny
Email: info@uni-trend.com
Responsible entity:
Baltrade sp. z o.o.
Geodetów 24
80-298 Gdańsk
Polska
Email: contact@baltrade.eu
Geodetów 24
80-298 Gdańsk
Polska
Email: contact@baltrade.eu