V56D Digital DC 3 to 30V Voltage Meter 0.56'' Blue LED Display Self-Powered

Item Description
This is DC Voltage Meter with 3-30V measurement range,two-wire connection.And it is self-powered version and supports Reverse polarity protection.It can still work without damaging after soaked in water for a long period of time,it also can avoid moisture, oil and shock.

Features:
Dimension 50x30x27mmCutting size46x27mmMeasurement rangeDC 3-30V Wire length20cmMinimum inputDC 2.50VMaximum inputDC30VDisplayThree 0.56 "LED digital tube Display colorBlueRefresh rateAbout 500mS / times Accuracy1 %(+/- 1 digit)current consumptionAbout 5-15mAPower supplyself-poweredOperating temperature-10 c~ 65 c Wiring:Red: Power Supply +, Measure + Black: Power Supply -, Measure - supports Reverse polarity protection

Package Include:
1pcs V56D Digital DC 3-30V Voltage Meter Blue Self-Powered