Evap Smoke Machine Leak Tester - 12V DC Vacuum Smoke Tester with Built-in Air Pump by Solary [Dual-mode design] This automotive smoke machine leak detector features a dual-mode design, comprising a pressure gauge and a pressure adjustment gauge. The pressure gauge provides real-time monitoring of internal air pressure, while the pressure adjustment gauge allows users to adjust pressure levels as needed [Built-in air pump] The smoke leak detector is equipped with a built-in air pump, eliminating the need for an external air source. This design enhances the machine's convenience and ease of use [Easy operation] Simply add baby oil to start the vacuum leak smoke machine. For initial use, only 10-20ml of baby oil is required.
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