Name: FNIRSI USB Tester 4-28V 7A LCD USB A&C Voltage Current Tester Multimeter with Bluetooth, Fast Charge Detection Trigger Capacity Ripple Measurement
Brand: Fnirsi
Price: 163.21 KYD
Availability: InStock

Deliver to Cayman Islands

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⚡ Power up your tech IQ with FNIRSI’s ultimate USB tester!

PRO GRADE PRECISION - 16-bit ADC and ±0.5‰ accuracy deliver lab-level voltage, current, and power readings you can trust.
UNIVERSAL USB INTERFACE - Integrated USB-A, Micro-USB, and Type-C ports cover all your device testing needs in one sleek tool.
FAST CHARGE PROTOCOL MASTERY - Automatically detect and trigger QC2.0/3.0, PD2.0/3.0, VOOC, and more — stay ahead in the fast charging game.
ULTRA CLEAR 2 0 TFT DISPLAY - See every detail with a wide-angle, full-color screen that auto-rotates for effortless monitoring.
ADVANCED DATA LOGGING ANALYSIS - Record up to 9 hours of voltage/current curves and ripple waveforms with ultra-high sampling rates for deep diagnostics.

The FNIRSI FNB58 USB Tester is a cutting-edge, multi-interface device designed for professionals and tech enthusiasts to precisely measure USB voltage, current, power, and fast charging protocols. Featuring a vibrant 2.0-inch TFT display, 16-bit ADC accuracy, and support for all major fast charge standards, it offers advanced data logging and waveform analysis to ensure your devices and chargers perform at peak efficiency and safety.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

$163

Duties & taxes incl.

Cayman Islandsstore

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30 daysfor PRO membership users

15 dayswithout membership

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

View all Trustpilot reviews

Manufacturer	FNIRSI
Part number	FNIRSI-001
Item Weight	45.4 g
Package Dimensions	11.5 x 8.5 x 2.4 cm; 45.36 g
Item model number	FNIRSI-001
Color	multi-color
Style	Modern
Power source type	Corded Electric
Item Package Quantity	1
Measurement Accuracy	±0.5‰
Included components	USB Tester
Batteries Included?	No
Batteries Required?	No

FNIRSI USB Tester 4-28V 7A LCD USB A&C Voltage Current Tester Multimeter with Bluetooth, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0

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