8 oz (240 ml) Bottle, 8 applications. Convenient 8oz bottle with precise measuring device built in. Works with most UV lights. Reduces inventory as one dye covers a wide range of applications. From the recognized leader in UV leak detection UView 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 works in engine oil, transmission fluid, power steering fluid, hydraulic oil, and gasoline and diesel fuel. Convenient bottle allows you to measure exactly how much dye to use. Be the first customer to share their experience with this item.