GEREE Dual Display Volt Amp Voltmeter Ammeter 0.28" LED Digital DC 0-100V/50A Voltage Current Measurement Meter with Shunt
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<b>[Product Information]</b><br>
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<li>DC 0-100A/0-50A measuring range; DC4.5V - 30V power source.</li>
<li>48x29x21mm dimensions, small size, easy to mount.</li>
<li>0.28" Digital Tube with clarity and brightness LED display.</li>
<li>Ground wire of testing end and power supply temninal is the same wire; quick refresh of about 500 ms.</li>
<li>Thick cable, Black line :COM, common measuring; Red line : power supply+ ; Yellow line : IN+, current input+ . Thin cable , Black line : DC Input - ; Red line : DC input + .</li>
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