SMAKN® 2 Wire BLUE Dc 3.5-30v Waterproof Automatic adjustment LED Panel Digital Display Voltage Meter Voltmeter
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<b>[Product Information]</b><br>
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<li>Connection is simple, just need to pick up two lines, a joint reverse protection, then do not burn</li>
<li>Starting voltage is low, only 3.5V, can correct measurement</li>
<li>Variable precision: Precision automatic change below 10.0 V, the highest resolution of 0.01 V, Preci</li>
<li>Can be used for measuring the car / battery car / motorcycle battery voltage, and other forms of vol</li>
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