LOTW-BRO New Arrival DIY Waterproof Monitor Two Wires DC3-30V 12/24V Volt Battery Meter Voltage Tester Automative Electric Cars Gauge Small Digital Voltmeter 0.52" LED Display (Blue)

描述

Notes: This item includes two wires.red/black. Wire Red:Power Supply positive pole,Maximun 30V DC; Wire Black:Common ground Features: Dimensions: 54x30x27mm Cutting Size: 47.2x27.3mm Measure range: DC 4-150V Permissible Error: 1% (+ / - 1 digit) Display: three 0.52 LED digital tube Display Color: blue Refresh rate: about 200mS Current consumption: about 5-20mA Operating temperature: -10 °c ~ 65 °c Voltmeter with epoxy potting, Full waterproof design, Oil Pollution Prevention, Moistureproof, Shockproof, Dust-proof With Reverse polarity protection Please Note: Do not need power supply, can measure DC 3-30V directly . If measure 10V below, accurate to 0.01V,display x.xx If measure 10V or more,accurate to 1V,display xx.x Package Include: 1x Digital Voltmeter