Everything you need to start locating leaks sources with UV light technology. Locate leak sources in A/C, automatic transmissions, power steering, fuel and cooling systems. 12 Volt/50 watt UV leak detector light Kit comes complete with 12 Volt/50 watt UV leak detector light, 1 Ounce Coolant Dye, 1 Ounce Oil/ATF/Fuel Dye, Mini Dye Injector (10 applications of universal A/C Dye) which is compatible with R-134A and R-12 systems, Dye Remover R-12 Adapter, UV Enhancing Safety Glasses, A/C Connection hose with R-134A coupler and 12 Service Labels.