--- product_id: 554692956 title: "YOJOCK USB Tester Meter Digital USB C Power Meter Voltmeter, 2-in-1 Multimeter Voltage and Current Tester, PD Battery Power Bank Capacity Ammeter with Type C Connector" brand: "yojock" price: "€ 45.44" currency: EUR in_stock: true url: https://www.desertcart.pt/products/554692956-yojock-usb-tester-meter-digital-usb-c-power-meter-voltmeter store_origin: PT region: Portugal --- # 0.01V/0.01A precision 360° rotatable 1.44-inch LCD Supports QC 2.0/3.0 fast charge YOJOCK USB Tester Meter Digital USB C Power Meter Voltmeter, 2-in-1 Multimeter Voltage and Current Tester, PD Battery Power Bank Capacity Ammeter with Type C Connector **Brand:** yojock **Price:** € 45.44 **Availability:** ✅ In Stock ## Summary > ⚡ Charge Smarter, Not Harder — Power Metrics at Your Fingertips! ## Quick Answers - **What is this?** YOJOCK USB Tester Meter Digital USB C Power Meter Voltmeter, 2-in-1 Multimeter Voltage and Current Tester, PD Battery Power Bank Capacity Ammeter with Type C Connector by yojock - **How much does it cost?** € 45.44 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/554692956-yojock-usb-tester-meter-digital-usb-c-power-meter-voltmeter) ## Best For - yojock enthusiasts ## Why This Product - Trusted yojock brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **360° Rotatable Display:** Read real-time data effortlessly from any angle on a vibrant 1.44-inch LCD, designed for on-the-go professionals. - • **Universal Compatibility:** Seamlessly test USB-A and Type-C devices—from smartphones to power banks—ensuring your gear charges at peak speed. - • **Precision Power Insights:** Track voltage (4.5-24V), current (0-3A), and capacity with 0.01 accuracy for flawless charging performance. - • **Durable Gold-Plated Connectors:** Scratch-resistant, high-quality contacts guarantee longevity and stable connections, protecting your devices from damage. - • **Smart Safety Cutoff & Data Save:** Automatic power-off protection with data retention keeps your devices safe and your charging stats intact. ## Overview The YOJOCK USB Tester Meter is a compact, multifunctional device designed for professionals who demand precise USB charging diagnostics. Featuring a 1.44-inch rotatable LCD, it measures voltage, current, power, and capacity with high accuracy, supports QC 2.0/3.0 fast charging protocols, and protects devices with smart safety cutoffs. Ideal for testing chargers, cables, and power banks, it’s a must-have tool for optimizing your tech’s charging efficiency. ## Description YOJOCK USB Tester Meter Digital USB C Power Meter Voltmeter, 2-in-1 Multimeter Voltage and Current Tester, PD Battery Power Bank Capacity Ammeter with Type C Connector ## Features - 【Multifunctional USB Tester】This USB tester support Micro USB or Type C Connector and fast charge mode recognition, it can recognize QC 2.0/3.0; Voltage/Current/Power/Capacity Detection, cable impedance measurement. A Must Gadget checks the charging performance(charging speed and quality) of the output wall/car/solar panel chargers and USB charging cables. It can be also used to test capacity and electric energy of power bank. Measuring voltage: 4.5V-24.0V; measuring current: 0-3.0A. - 【Wide Range Application】Widely used in the quality inspection of digital devices with USB-A and Type C peripheral. Great for testing and getting real draw ratings on various chargers and equipment, such as PC/Laptop/Desktop Computer/Mobile Phone/Power Bank/Charger/Discharge Load/Car Charger/Cable. With this tester, you can see clearly what was happening when charging various USB devices, ranging from iPhones, to Tablets and batteries. - 【Flexible Color Display Interface】With a 1.44-inch large LCD screen, 4 operation buttons and 5 connection ports. Supports 360-degree rotation of the screen to meet reading at any angle. You can rotate the screen by pressing the button corresponding to the horizontal menu bar. When plugged into various digital devices at any angle, positive readings can also be made, making the measurement more convenient - 【Unbeatable Design】This USB power meter with 4 operation buttons and 5 connection ports. The plug with gold-plated USB contacts has a strong coating to prevent scratches, stains and damage. This upgraded USB Type C tester can detect safety and maximally protect the appliances from damaging. It will cut off output automatically, while it will save data when power off suddenly. - 【Important Note】When PD power is not connected to the fast charge device, the power is not supplied by default, both charger and charging device need support quick charge. As the tester is the one sided protocol design, if the display does not light up, please try to flip the Type C cable and try again. YOJOCK Promise to stand behind our products and provide a hassle-free 18-month warranty in case of product defects and friendly customer service. ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | YOJOCK | | Part number | A3-EN | | Item Weight | 40 g | | Package Dimensions | 8.4 x 7.3 x 1.9 cm; 40 g | | Item model number | FT-A3 | | Size | A3 | | Colour | Black | | Power source type | ['USB'] | | Measurement Accuracy | 0.01 | | Included components | USB Tester | | Batteries included? | No | | Batteries Required? | No | ## Product Details - **Brand:** YOJOCK - **Power source:** ['USB'] - **Colour:** Black - **Min. Operating voltage:** 4.5 Volts - **Measurement type:** Ammeter, Multimeter, Voltmeter ## Images ![YOJOCK USB Tester Meter Digital USB C Power Meter Voltmeter, 2-in-1 Multimeter Voltage and Current Tester, PD Battery Power Bank Capacity Ammeter with Type C Connector - Image 1](https://m.media-amazon.com/images/I/714JOP-3ozL.jpg) ## Available Options This product comes in different **Size Name** options. ## Frequently Bought Together - YOJOCK USB Tester Meter USB C Voltage Tester, 2-in-1 Digital USB Current Watt Multimeter, PD Battery Power Capacity Ammeter Voltmeter with Type C Connector - Treedix USB Cable Tester Board USB Cable Checker Data Wire with Acrylic Case Charging Test Data Line Type-C Micro Type A Type B - FNIRSI USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/554692956-yojock-usb-tester-meter-digital-usb-c-power-meter-voltmeter](https://www.desertcart.pt/products/554692956-yojock-usb-tester-meter-digital-usb-c-power-meter-voltmeter) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-04-23*