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⚡ Charge smarter, not harder — the ultimate USB power detective!
The YOJOCK USB C Tester is a compact, professional-grade digital multimeter designed for USB-C and USB-A devices. It measures voltage (3.6-32V), current (0-8A), capacity, power, and more, featuring an upgraded 8-mode IPS color display for easy data visualization. Compatible with fast charging standards like PD3.0 and QC3.0, it also tests power bank capacity and includes robust safety protections to prevent device damage. Ideal for tech-savvy professionals who demand precise charging diagnostics and device safety.












| ASIN | B09T3KHBFL |
| Best Sellers Rank | #13,806 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #25 in Multi Testers |
| Brand | YOJOCK |
| Brand Name | YOJOCK |
| Color | Black |
| Compatible Devices | iPhone 13 Pro, devices with USB-C port, PD3.0, PD2.0, QC3.0, QC2.0, BC1.2 |
| Customer Reviews | 4.5 out of 5 stars 3,236 Reviews |
| Included Components | USB Tester |
| Item Dimensions | 2.8 x 1.26 x 0.47 inches |
| Item Weight | 40 Grams |
| Item dimensions L x W x H | 2.8 x 1.26 x 0.47 inches |
| Manufacturer | YOJOCK |
| Maximum Operating Voltage | 32 Volts |
| Measurement Type | Ammeter, Multimeter, Voltmeter |
| Minimum Operating Voltage | 3.6 Volts |
| Model | FT-ut003 |
| Part Number | UT003 |
| Power Source | Electric |
| Specification Met | CE, RoHS |
| Style | Digital |
| Style Name | Digital |
| Unit Count | 1.0 Count |
| Warranty Description | Please contact the seller directly for warranty information for this product. |
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