SMAKN® 2 Wire 0.28" Mini Waterproof Dc Voltmeter Led Digital Display Voltmeter Gauge LED Voltage Detector Automatic Precision (BLUE)
0.28' micro waterproof DC3.50-30.0V two-wire green led digital voltmeter head dislpaly DC3.50-30.0V powered precision Automatically adjustment #1300004Features: precision automatic adjustment ,when less than 10V accurate to 0.01V 10V, more than 10V accurate to 0.1V. Takes full advantage of the resources of digital displayvoltmeter basic performance parameters are as follows:Dimensions: 27mm * 15mm * 18mm (with fixed ear size)Range (Range): DC3.50-30.0V2-wire access (with reverse polarity protection reversed does not burn)Display: three 0.28-inch LED digital tubeWeight: 10 gramsDisplay color (Color): Blue(B)Refresh rate: 1s /timeMeasurement accuracy: 1% (+ / - 1 words)Operating Temperature: -10 ℃ ~ 65 ℃Supply voltage: DC3.50-30.0V (measurement collinear)paking including:1x 0.28' micro waterproof DC3.50-30.0V two-wire digital voltmeter