Feature:
Dimensions:48mm x 29mm x 21mm
Measure voltage: DC 0-33.000V
Power Supply: DC4-30V
Input Polarity: DC voltage
Refresh rate: 5 times per second
Measurement precision: ± (0.3 ‰ +2 digit)
Display: five 0.36" digital LED Tube
Display Color: Red
Operating temperature: -10°c to 65°c
Temperature coefficient: less than 25PPM /°c

Wiring:
Red: Power Supply +(DC 4-30V)
Black: Power Supply -, Measure -
Yellow: Measure +

Package Includes:
1x Digital LED Voltmeter