USB Tester, Voltmeter, Ammeter, Power/Capacity/Mobile Power Test Tool for Wall Chargers

$16.95
FREE Shipping

USB Tester, Voltmeter, Ammeter, Power/Capacity/Mobile Power Test Tool for Wall Chargers

  • Brand: Unbranded
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USB Tester, Voltmeter, Ammeter, Power/Capacity/Mobile Power Test Tool for Wall Chargers

USB Tester, Voltmeter, Ammeter, Power/Capacity/Mobile Power Test Tool for Wall Chargers

  • Brand: Unbranded
RRP: $21.95
Price: $16.95
You save: $5.00 (22%)
Sold by:
(Premium Seller)
$16.95
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In stock

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Description

USB Tester, Voltmeter, Ammeter, Power/Capacity/Mobile Power Test Tool for Wall Chargers

Feature: 1. USB power tester can measure USB charging voltage, current and discharge capacity over time. 2. Such tester can be used to check the performance of USB cables, wall chargers, car chargers and power banks. 3. Compatible with fast-charger compatible, power tester can work under upto 20V and it does not interfere with fast charge negotiation. 4. Empty display with memory function after power off, power meter is with high performance according to strict rule. 5. With reset button, press 3-5 seconds can make that the screen will be cleared . Specification: Item Type: USB power tester Model: KWS-V21 Voltage: Input / Output Voltage: 3.5-20v, Voltage Resolution: 0.01V Current: Input / Output Current: 0-3.3A, Current Resolution: 0.01A Accuracy: ±1% Line Loss: Aabout 0.1Ω IN: Input is connected to the charger's output port. RESET: Reset button, press 3-5 seconds, the screen will be cleared. OUT: Output terminal is connected to the data line USB port. Input Voltage Display Window: 3.5-20V Charging Current Display Window: 0-3.3A(accuracy + 1%) Battery Capacity Display Window: 0-99999mAh Working Time Display Window: 0-99min working time and empty display with memory function after power off Voltage Range: 3.5-20V Maximum Current: 3.3A Resolution: 0.01V, 0.01A, 1mAh. Package List: 1 x USB Power Tester
  • Fruugo ID: 412765481-872638251
  • EAN: 7603816638837

Delivery & Returns

Dispatched within 2 days

  • STANDARD: FREE - Delivery between Mon. 29 December 2025–Mon. 05 January 2026 - FREE

Shipping from China.

We do our best to ensure that the products that you order are delivered to you in full and according to your specifications. However, should you receive an incomplete order, or items different from the ones you ordered, or there is some other reason why you are not satisfied with the order, you may return the order, or any products included in the order, and receive a full refund for the items. View full return policy

Product Compliance Details

Please see the compliance information specific to this product outlined below.

The following information is provided by the independent third-party retailer selling this product.

Manufacturer
The following information outlines the contact details for the manufacturer of the relevant product sold on Fruugo.

  • Wuhan Jinxingkai Network Technology Co., Ltd.
  • Wuhan Jinxingkai Network Technology Co., Ltd.
  • No. 1-1, Door 57
  • Shihua Village
  • Qingshan District
  • Wuhan
  • CN
  • 430000
  • goldxinks@163.com
  • 0086 17786498762
  • https://shop01473o1711614.1688.com/page/creditdetail.htm?spm=a261y.7663282.shopNavigation.1.6310755czE9SFQ

Responsible Person in the EU
The following information outlines the contact information for the responsible person in the EU. The responsible person is the designated economic operator based in the EU who is responsible for the compliance obligations relating to the relevant product sold into the European Union.

  • None
  • Kequ Technology s.r.o.
  • Pražákova 1008/69
  • Štýřice
  • Jihomoravský kraj
  • Brno
  • CZ
  • 63900
  • christopher25106@outlook.com
  • 420608214795