DROK 0.36" LED 5 Digit DC0-33.000V 12V 24V High Accuracy Voltmeter Auto Digital Voltmeter Car Battery Tester Volt Gauge Panel Meter with Red Digital Display and 3 Wires
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<b>[Product Information]</b><br>
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<li>Small size (48mm x 29mm x 21mm), easy to carry out and install.</li>
<li>High precision : the measurement range of 0-33.000V over the traditional 0-20.000V header.</li>
<li>With reverse connection protection to avoid burning out.</li>
<li>Red wire:Power Supply+;Yellow wire:Measure Voltage+;Black wire:Power Supply-, Measure Voltage-.</li>
<li>NOTE: The voltmeter needs isolated power supply and the range of power supply is DC 3.5-30V.</li>
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