product description:
The voltmeter with 0.56-inch digital display, external dimensions compatible with 5135 digital panel table.
The operating voltage range (ie range) is wide and can operate in DC DC6-30V range.
Applicable to a variety of DC voltage measurement purposes.

Technical Parameters:
Dimensions: 79x43x14mm
Opening size: 75mm x 39.5mm
Range: DC 0-100V
Display: three digit 0.56 "LED digital tube
Display color: blue
Refresh speed: about 500ms / time
Maximum input: <1.2 times the range

Note: The voltmeter need to prepare the power supply in order to use! 5V, 12V can be (in line with the range of 6-30V DC voltage can be). 0-100V only measure the voltage, only access 0~100V, not connected to the power supply, the voltmeter will not show!