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This product is no longer available

We no longer stock USB Cable and Charger Tester – qualMeter (Basic), but here are current alternatives in Multimeters.

USB Cable and Charger Tester – qualMeter (Basic)

USB Cable and Charger Tester – qualMeter (Basic)

Discontinued

The qualMeter Basic is a compact, easy-to-use DIY device that diagnoses the quality of your USB charging cables and chargers at a glance. No numbers to read, no buttons to press — just simple colour-coded LED indicators.

Unlike bulky professional testers, the qualMeter is portable and designed for everyday users. Green means good, yellow means fair, and red means poor — instantly telling you whether your cable or charger is up to scratch.

Key Features

  • Colour-Coded Results – Green (good), yellow (fair), and red (poor) LEDs for instant quality assessment
  • Two Test Modes – Cable Test mode and Charger Test mode built in
  • Wide Compatibility – Handles mainstream USB charging cables and 5V chargers
  • Ultra-Low Power – Embedded micro-processor with smart power management
  • Compact & Portable – Small enough to carry in a bag or toolbox
  • Extendable Range – Charger testing expandable to 2.1A / 2.4A / 3A with optional miniLoad accessories

Ideal For

  • Quickly checking if a USB cable is good quality or degraded
  • Testing charger output capability
  • Troubleshooting slow charging issues

Package Contents

  • 1× qualMeter Basic USB Cable and Charger Tester
Maddy, co-founder of Little Bird

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