⚡ Charge smarter, not harder — never miss a watt!
The YOJOCK FT-A3 USB Tester Meter is a compact, multifunctional digital multimeter designed for professionals and tech enthusiasts. It accurately measures voltage (4.5-24V), current (up to 8A), power, and capacity while supporting fast charging protocols like QC2.0 and QC3.0. Featuring a 1.44-inch rotatable color LCD and gold-plated USB contacts, it ensures precise readings and durability. Ideal for testing chargers, cables, power banks, and USB devices, it also includes smart safety features to protect your gear during charging.
| Brand | YOJOCK |
| Power Source | Corded Electric |
| Style | Digital |
| Min. Operating Voltage | 4.5 Volts |
| Measurement Type | Ammeter, Voltmeter, Multimeter |
| Manufacturer | YOJOCK |
| Model number | FT-A3 |
| Number of Memory Sticks | 1 |
| Item Weight | 40 g |
| Package Dimensions | 8.4 x 7.3 x 1.9 cm; 40 g |
| Item model number | FT-A3 |
| Included Components | USB Tester |
| Are batteries included? | No |
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