【Why Need It】 The XRD301 Smoke Machine is a professional machinecan quickly locate leaks and fix automotive leaks, saving you time and money.For example: 1. The rupture of the vacuum hose will cause the mixture to be too thick, the idle speed will increase, the hot car will not start well, the engine will surge during acceleration, the fuel consumption will increase significantly, and the exhaust pipe will emit black smoke. 2. Blocking will cause the idle speed to drift, and the idle speed is easy to stall，lack of power. 3. Air leakage in the vacuum tube will cause the engine to run weakly. 4. leaking windows. It can help us locate the leak quickly and accurately. 【Complete accessories】 Our smoke machine automotive includes：Built-in Air Pump ,Power Cord Clamp,Bottles（Oil Not Included） ,multiple vehicle cone adapters, a smoke delivery hose, intake bladder, and full-size automotive cap plugs. It seamlessly fits various lines and hoses, ideal for hassle-free checks on vacuum, fuel, engine, intake system and more. Accurate leak detection and pressure decay test,with built-in adjustable flow meter and pressure gauge allows you to quickly and accurately detect even the smallest leaks, ensuring an accurate diagnosis every time. 【Built-in Air Pump & Fast Smoke Out 】 The XRD301 smoke machine leak detector has a built-in air pump, no need for additional air connection and external air pump maintenance cost, high efficiency, convenient and money-saving. The built-in air pump's compressor generates 20 to 25 psi of air pressure to easily introduce smoke into the automotive system under test, which can produce a large amount of smoke within 10 seconds, allowing you to quickly and accurately locate leaks. 【Easy Operation】1.Fill 10ml-15ml baby oil ( Not Included) to the smoke machine. 2. Disconnect the intake pipe of the car. Connect the intake pipe of the car with the detector. 3. Connect the detector with the DC 12V battery, and it starts to work. 4.The pipe will be filled with smoke. Check the leak points. PLEASE NOTE:when the smoke from the equipment is not obvious,new oil should be added; When working for more than3 hours, the smoke oil should be replaced. The filling of new oil should be carried out when the equipment iscooling,10-15ml each time.,and please Please bring your own baby oil or paraffin oil. 【General tips】: Always check the oil level before use. Low oil may cause dry burning, overheating, and trigger thermal protection, temporarily stopping the device. Refill if needed and let the device cool down for best performance.High oil levels may cause the device not to start and not to work，Please make sure that the amount of oil does not exceed 15 ml. The lack of power in the battery will cause theevap smoke machine to not work,Before using the vacuum leak smoke machine, make sure that the battery in your car is fully charged. 【Safe, convenient and Smart】Our automotive smoke machine leak detector have automatic intelligent protection function, ,Smart Protection,the product is lightweight and portable.The device uses baby oil to produce harmless smoke . The car smoke machine is compact, easy to store, and transport, making it an essential tool for every car owner. With this product, you can enjoy worry-free after-sales service.To provide you with quality assurance and after-sales technical service support. No matter you encounter any problems during use, you can contact our customer service team at any time.Don't miss out - revolutionize your auto experience and order this automotive tool today. The XRD301 smoke leak detector is a professional-grade diagnostic tool designed for car. Operating on 12V DC power, this compact unit features a built-in air pump delivering 20-25 psi pressure with a 6L/min flow rate. The comprehensive accessories kit includes a standard cone adapter, specialized EVAP tool, various-sized plugs, hook, airbag, smoke tube, and power cord clamps for versatile application. Perfect for automotive technicians and professionals seeking reliable leak detection capabilities in fuel systems, exhaust systems, and other vehicle components. The smoke tester offers precise control and monitoring through its user-friendly interface and comprehensive gauge display.