Features and Benefits Only dye needed for engine oil transmission fluid power steering fluid hydraulic oil gasoline and diesel fuel Service stickers included Works with most UV lights One bottle per application 6 Bottles (1 oz./30 ml) – 6 applications From the recognized leader in UV leak detectionUView Ultraviolet Systems Inc. is the worldwide leader in the automotive after market since we first started tracking leaks in automotive air conditioning systems in 1996. Today UView is globally recognized for quality and innovations. This is designed to detect leaks engine oil transmission fluid power steering fluid hydraulic oil gasoline and diesel fuel. Be the first customer to share their experience with this item.