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

$20.95
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USB Tester Voltmeter Ammeter Power / Capacity / Mobile Power Testing Tool for Wall Chargers

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

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

  • Brand: Unbranded
RRP: $33.95
Price: $20.95
You save: $13.00 (38%)
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$20.95
FREE Shipping

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14-Day Returns Policy

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Description

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

Features 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 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. 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 Maximum Current: 3.3A Resolution: 0.01V, 0.01A, 1mAh Package List 1 x USB Power Tester
  • Fruugo ID: 341973615-749596376
  • EAN: 6117160741149

Product Safety Information

Please see the product safety information specific to this product outlined below

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

Product Safety Labels

CE Mark
Safety Warnings: Please do not allow your child to handle this product alone to avoid swallowing or other injuries; adult supervision is recommended.

Delivery & Returns

Dispatched within 2 days

  • STANDARD: FREE - Delivery between Tue. 06 January 2026–Mon. 12 January 2026 - FREE

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