3pcs 3-30V DC 0.56 Inch Voltage Meter Board LED Amp Digital Voltmeter Measurement

Specifications:

Material: Plastic
LED Light Color: Blue
Display: Three 0.56 LED Digital Tube
Size: As the picture shown
Measure range: DC3-30V (Do not need Power Supply, Measure 3-30V directly )
Maximum Input: DC30V
Permissible Error: 1% (+ / - 1 Digit)
Refresh rate: about 500mS
Current consumption: about 5-20mA
Operating temperature: -10 ?￣c to? 65 ?￣C

Features:

Voltmeter with epoxy potting, Waterproof, Oil Pollution Prevention, Moisture-proof, Shockproof, Dust-proof
With Reverse polarity protection

Notes:

-Please check the size measurement chart carefully before making a payment.
-Please allow 0.1-0.5cm difference due to manual measurement.
-The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.
-Instruction is not included.

Package includes:

3 x Digital Voltmeter