The VB69020 is a digital vacuum tester with a 1/4" connection.
It is a compact and user-friendly vacuum ether and has an electronic paper display that is easy to read even in direct sunlight
It has a wide measuring range, gives a visual signal when the desired vacuum level is reached
The easy-to-clean vacuum sensor can handle positive pressure up to 450 psi and displays vacuum in different units (micron, millibar, Torr and Pascal).