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Item #:
92337832
USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter, Fast Charge Detection Trigger Capacity Ripple Measurement,
Item #:
92337832
USD 66
Price Details
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*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Tuesday, July 21
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The FNIRSI FNB58 USB Tester is your all-in-one solution for monitoring voltage, current, and power while supporting fast charge protocol detection and recording.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Versatile Compatibility
Supports both USB A and C formats, ensuring compatibility with a wide range of devices, enabling users to test and measure various charging standards seamlessly.
Accurate Measurements
Equipped with an LCD display for real-time voltage, current, and power readings, offering precise diagnostics for fast charging capabilities, and performance monitoring.
Charging Protocol Support
Compatible with PD 2.0/3.0 and QC 2.0/3.0 protocols, allowing users to easily detect and trigger fast charging sessions, optimizing device performance and efficiency.
Product Details
| Item Weight | 0.2 lbs (90 grams) |
Who Should Buy?
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Mobile Technicians
Ideal for mobile technicians needing to measure voltage and current efficiently on various devices.
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Tech Enthusiasts
Great for tech enthusiasts who enjoy testing and optimizing their charging devices and USB cables.
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Quality Assurance
Suitable for quality assurance teams validating the performance of fast-charging products and accessories.
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Casual Users
Not ideal for casual users who only occasionally use USB devices without the need for in-depth testing.
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Non-Technical Users
May be challenging for non-technical users unfamiliar with voltage and current measurements.
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Basic Charging Needs
Unsuitable for users who only require basic functionality without detailed power measurement features.
Product Description
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
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Customer Questions & Answers
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Question:
What is the purpose of a USB Tester like the USB Tester 4-28V 7A?
Answer: The USB Tester 4-28V 7A is designed to measure voltage, current, and power in USB devices. It allows users to monitor the performance of chargers, cables, and power banks, ensuring they operate effectively. This type of device is ideal for technicians and hobbyists who want to verify the charging capabilities of their USB accessories, enhancing the reliability of their setups. -
Question:
How does the Fast Charge Detection feature work?
Answer: The Fast Charge Detection feature identifies if a connected device supports fast charging protocols. It evaluates the voltage and current being delivered and reports whether the charger is successfully engaging a rapid charging mode. This is particularly useful for keeping devices charged quickly, making it beneficial for users who value efficiency during busy periods. -
Question:
Can the USB Tester measure the ripple voltage?
Answer: Yes, the USB Tester can measure ripple voltage, a critical factor in assessing the quality of power output from a USB charger. Ripple voltage indicates how much the voltage fluctuates, which can affect charging safety and efficiency. Understanding ripple can help users select high-quality chargers and power sources, ensuring longevity and performance of devices being charged. -
Question:
How do I utilize the capacity measurement feature?
Answer: To utilize the capacity measurement feature, simply connect your device to the USB Tester and monitor the display as it measures the amount of power transferred. This feature is particularly useful when charging battery-operated devices, allowing users to see how much energy their devices are consuming over time, helping them manage battery life effectively. -
Question:
What types of devices can I use the USB Tester with?
Answer: The USB Tester is compatible with any device that uses USB A or USB C connections, including smartphones, tablets, power banks, and various electronic accessories. This versatility makes it an invaluable tool for tech enthusiasts and professionals alike, ensuring that all USB-compatible devices are functioning optimally. -
Question:
Is the display easy to read in various lighting conditions?
Answer: The LCD display of the USB Tester is designed for clarity, providing easy visibility across different lighting conditions. This feature is essential for users who need to conduct tests in various environments, whether indoors or outside, making it user-friendly for troubleshooting on the go. -
Question:
What are the typical applications for this multimeter?
Answer: Typical applications for the USB Tester include checking the performance of chargers and power banks, comparing charging speeds of cables, and diagnosing charging issues in electronics. By doing so, users can ensure that their devices are charged effectively, maximizing the lifespan of batteries and reducing overall downtime. -
Question:
Can I use the USB Tester for safety checks on my devices?
Answer: Yes, the USB Tester can be used for safety checks by measuring the output voltage and current to ensure they are within safe limits for your devices. Regular checks can help prevent overcharging, which can lead to overheating or damage, providing peace of mind when charging valuable electronics. -
Question:
What does the 4-28V measurement range signify?
Answer: The 4-28V measurement range indicates the versatility of the USB Tester, allowing it to function with a wide variety of devices that operate within this voltage range. This capability makes it suitable for not only standard USB chargers but also for higher-voltage applications, accommodating various user needs in tech applications. -
Question:
Where can I buy the USB Tester 4-28V 7A?
Answer: You can purchase the USB Tester 4-28V 7A at Ubuy in Zimbabwe. Ubuy offers a reliable shopping experience, ensuring that you can find this product quickly and conveniently, along with comprehensive product details to assist you in your decision-making.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 66
Order now and get it around Tuesday, July 21
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Updated 2.0-inch TFT LCD display with multiple USB interfaces.
- Monitors voltage, current, power, resistance, and capacity effectively.
- Supports a variety of fast charge protocols for versatile testing.
- Records and displays real-time parameters and can trigger fast charging.
- Designed for efficient user experience with no paper manuals.
- Ideal for professionals needing accurate and real-time USB testing.
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