Works in standard glycol coolant (green) . Convenient 8 oz. bottle with built in precise measuring device. Works with most UV lights . Dye installed service stickers included. Services 8 vehicles UView Ultraviolet Systems Inc. is the worldwide leader in the automotive aftermarket, 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 in standard glycol radiator coolant (green). Be the first customer to share their experience with this item.