It is digital DC voltage monitor, need extra power supply, can measure DC 0V~600V voltage directly. It has small size, high efficiency, long term stable and reliable quality,easy installation and use . Applications:Suitable for industrial equipment,electronic equipment measurement or other products voltage current measurement. 

Feature:

• Measuring Voltage Range: DC 0 ~ 600V (Need Extra Power Supply)
• Power Supply: AC or DC 9~12V ( This Voltmeter Must be powered alone,or it will burn )
• Backlight colors: Blue
• Power Consumption: < 0.2VA
• Accuracy: 0.5% ±2 digit
• Operating temperature: -40°c ~ 85°c
• Cutting Size: 76 x 39 mm
• Dimensions: 79 x 43 x 25 mm
• Application: industrial equipments,electronic equipment and All kinds Voltage Measuring.

Wiring:

• 1 & 2: Power Supply Port ( Do not distinguish between positive and negative, Can Input Directly )
• 3 & 4: Measure Port ( If Reversed will display Negative number, With reverse polarity protection )

Package Includes:

• 1 x Digital Voltmeter