0.56" Waterproof Voltmeter 4.5-30V RED led mini digital Panel Meter

Feature:

• Dimensions: 50 x 30 x 27mm

• Cutting Size: 46x27mm

• Measure range: DC4.5-30V (Do not need Power Supply, Measure 4.5-30V directly )

• Minimum input: DC4.5V

• Maximum input: DC30V

• Permissible Error: 1% (+ / - 1 Digit)

• Display: three 0.56 "LED digital tube

• Display Color: RED

• Refresh rate: about 500mS

• Current consumption: about 5-20mA

• Operating temperature: -10 °c ~ 65 °c

• Voltmeter with epoxy potting, Waterproof, Oil Pollution Prevention, Moistureproof, Shockproof, Dust-proof

• With Reverse polarity protection