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Item #:
99667385
usb tester meter usb c current meter power meter digital multimeter voltmeter voltage current charging current power capacity detector ammeter with
Item #:
99667385
TJS 455
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from EU
9%
In stock
Imported from EU store
QTY:
Order now and get it around Wednesday, August 05
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An disposable gadget to check the charging performance of wall/solar panel chargers and USB charging cables.
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What Stands Out
Accurate measurements
The YEREADW USB tester provides precise voltage and current readings, ensuring users can monitor their devices' performance accurately for safe charging and data transfer.
Versatile compatibility
Designed for USB-C devices, this power meter supports a wide range of gadgets, making it ideal for tech enthusiasts who need reliable performance testing across various hardware.
Compact design
This lightweight and portable multimeter easily fits into bags or pockets, allowing users to conduct on-the-go testing without sacrificing functionality, perfect for travel or everyday use.
Product Details
- Multifunctional USB tester: This USB tester supports micro USB or Type-C port and fast charging mode detection. It can detect QC 2.0 / 3.0; voltage / current / power / capacitance detection, cable impedance measurement. An essential gadget to check the charging performance of wall / solar panel chargers and USB charging cables. Also used to test the capacity and electrical energy of power banks. Measuring voltage: 4.5V-24.0V; measuring current: 0-8.0A
- Wide Range of Applications Widely used in quality testing of digital devices with USB-A and Type-C peripherals. Ideal for testing and determining the real power consumption of various chargers and devices, such as PC / laptop / computer / mobile phone / power bank / charger / discharge load / car charger / cable. With this tester, you can see exactly what happens when charging various 3C devices.
- Flexible color display: With a 1.44 "LCD screen, 4 control buttons and 5 port ports. Supports 360 degree rotation of the screen to allow reading from any angle. You can rotate the screen by pressing the button according to the horizontal menu bar. When plugged into different digital devices at any angle, positive readings can also be made, making the measurement more convenient.
- Improved design: this USB power meter with 4 control buttons and 5 connection ports. The connector with gold-plated USB contacts has a strong coating to prevent scratches, stains and damage. This improved USB tester can detect safety and protect the devices from damage. It automatically shuts off the output but stores data in case of sudden power failure.
| Power Source | Battery Powered |
| Minimum Operating Voltage | 4.5 Volts |
| Upper Temperature Rating | 50 Degrees Celsius |
| Measurement Type | Voltmeter, ammeter, ohmmeter |
| Compatible Devices | Computers, smartphones, power banks, car chargers and more |
| Style Name | Circuit tester |
| Color | black |
| Specification Met | IEC 61010-1: 2000-1 |
| Brand | YEREADW |
| Model Number | A3 |
| Unit Count | 1.0 Count |
| Manufacturer | YEREADW |
| Country of Origin | China |
| Incoraded Components | USB tester |
| Manufacturer Part Number | YER-A3 |
| Style | Circuit tester |
| Min. Operating Voltage | 4.5 Volts |
| What's in the box? | USB tester |
| Item Weight | 0.3 lbs (140 grams) |
Who Should Buy?
-
Tech Enthusiasts
Perfect for individuals wanting to monitor and test USB-C devices and charging efficiency.
-
Localized repair shops
Handy for technicians needing accurate power measurements for diagnosing device charging issues.
-
Developers and Engineers
Ideal for developers who need to evaluate power consumption and performance while designing USB-C products.
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Casual Users
Not suitable for everyday users who don't require detailed power analysis of their devices.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What devices can this USB tester measure?
Answer: It can measure various devices, including PC/laptop, mobile phones, power banks, and multiple USB-A and Type-C peripherals. -
Question:
Is the screen easy to read from different angles?
Answer: Yes, the 1.44-inch LCD screen supports 360-degree rotation for easy reading from any angle. -
Question:
What kind of warranty does the tester come with?
Answer: The USB tester comes with an 18-month guarantee against product defects.
YEREADW A3 Editorial Review
No editorial reviews found
Customer Reviews & Ratings
47 customers ratings
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5 Star
73%
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4 Star
12%
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3 Star
3%
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2 Star
6%
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1 Star
6%
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Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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TJS 455
Order now and get it around Wednesday, August 05
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Features & Benefits
- Supports Micro-USB and Type-C connections.
- Detects quick charging modes QC 2.0 / 3.0.
- Measures voltage, current, power, and cable impedance.
- Ideal for testing various chargers and devices.
- Features a flexible 1.44-inch LCD screen with 360-degree rotation.
- Includes a problem-free 18-month guarantee for peace of mind.
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