Saves time and increases efficiency in various leak detection tasks. Suitable for testing various systems (cooling system. fuel system. exhaust system. turbo. engine block. block cover, etc.). Visual density gauge for monitoring rapid pressure drop. System pressure gauge. Possibility of adjusting the flow rate of smoke generation. The kit includes several different connection adapters and closing caps. Power supply 12 V. Air flow 6 l/min. Max pressure 20 psi. Uses paraffin oil (or baby oil, which can be purchased from stores).