Product Features:

1.Wide measurement range 0-99.9V.
2.Mini Red LED display.
3.Low power consumption.
4.Refresh speed: 500ms.
5.Snap on design for easy installation.
6.led colors:Red.
7.Refresh speed: about 500ms/each time.
8.Power supply:DC 4.5v - 28V. Working temperature: -10℃ - 65 ℃.