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Klein Tools ET920 USB Power Meter

KLEIN TOOLS ★ 3.8/5 · ItemOracle Score Mid-Range

$40 USD
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Klein Tools ET920 USB Power Meter, USB-A and USB-C Digital Meter for Voltage, Current, Capacity, Energy and Resistance

USB power meter for voltage, current, capacity, energy and resistance. Measures 3–20V DC with USB-A (0.05–3A) and USB-C (0.05–5A); monitors multiple parameters. Users note solid utility with simple operation, but report data loss and USB-C issues in some cases

Highlights

  • voltage and current monitoring
  • USB-A and USB-C support
  • capacity and energy tracking

Pros

  • multi-parameter monitoring
  • supports USB-A and USB-C
  • compact diagnostic tool
  • easy to use

Cons

  • mixed accuracy reports
  • data loss reported on some units
  • USB-C port malfunctions reported

Best For

  • diagnosing USB port behavior
  • checking device voltage and current
  • monitoring charge delivered over USB
  • evaluating QC ports
  • testing battery capacity
  • verifying USB power during charging

Features

  • Measures voltage 3–20V DC and USB-A current 0.05–3A; USB-C current 0.05–5A
  • Monitors voltage, current, capacity delivered, energy, and calculated resistance for up to 1000 hours
  • Stores and recalls up to 10 readings for later reference

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