Necessary for accurate AC readings on modern devices like LED lights or power tools. Critical (Safety)
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: Innova 3340 is specifically designed for vehicle diagnostics, featuring 10 MegOhm impedance to protect sensitive engine computers (ECUs). Key Features to Compare Importance Why it matters Auto-Ranging Essential Necessary for accurate AC readings on modern devices
A high impedance (10 MegOhm+) prevents the meter from damaging sensitive circuits. The ULTIMATE Multimeter Buying Guide: For Beginners ⚡️ which multimeter to buy