Review of the USB Uni-T UT658B

Uni-T UT658B USB Tester

The Uni-T UT658B is a simple and compact USB tester that allows you to monitor the charging parameters of electronic devices in real time. It displays voltage, current, and total capacity simultaneously, enabling users to easily assess the quality of a charger, cable, or power bank. It works well both in everyday use and for quick troubleshooting of charging issues.

Clear readings and ease of use

The device features an LCD screen that displays all key data in one place, making it easy to read quickly without switching modes. The data logging feature allows you to monitor energy consumption over time, and its compact size and light weight mean you can always keep the tester close at hand. It’s a practical solution for those who want to monitor the charging process and quickly detect any irregularities.

Included

• USB tester
• User manual

 

Specifications ManufacturerUni-TModelUT658BTypeUSB testerVoltage range3~9 VVoltage resolution0.01 VVoltage accuracy±(1%+5)Current range0~3.5 ACurrent resolution0.01 ACurrent accuracy±(1%+5)Capacity range0~9999 mAhData memory10 setsDisplayLCDCable length10 cmOperating temperature-10°C ~ 40°COperating humidity