This 3 in 1 automobile fluorescent leak detection tool is designed to detect leaks in air conditioning systems. It comes with a fluorescent lamp, goggles, syringe, and fluorescent agents. The tool is made of durable aluminum alloy and is easy to use. It is applicable to refrigeration systems with large leakage points or newly added refrigerant end of leakage less than 7 days. The kit includes a 21led fluorescent leak detection lamp, fluorescence enhanced goggles, syringe, 5ml and 40ml high concentration fluorescent agent, and 3 AA batteries.