100% brand new and high quality
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<br />High precision and mini appearance suitable for different occasions
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<br />Minimum working voltage can reach to 4.5V, maximum 30V, suitable for most of DC measurements
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<br />Reverse connection protection design means safe and durable
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<br />Item Type: Mini DC Voltmeter
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<br />Display Mode: Three-Digit 0.56in LED Digital
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<br />Display Color: Red
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<br />Measurement Range: DC 4.5V-30V
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<br />Working Temperature: -20 -65 
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<br />Weight: 18g
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<br />Power: None
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<br />Measurement Error: ±1%
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<br />Input Impedance: &gt;100k 
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<br />Working Current: &lt;23mA
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<br />Refresh Rate: 300ms/times
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<br />Cable Length: 20cm/7.9in
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<br />Size: 48*29*22cm/18.9*11.4*8.7in (L*W*H)
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<br />Weight: 18g
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<br />Design Element: Reverse Connection Protection
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<br />Package Included: 1* Mini DC Voltmeter