Product description:

A premium quality UV (ultraviolet fluorescent) leak detection dye designed specifically as a primary or secondary measure of detecting even the smallest of leaks in A/C systems for vehicles running R1234yf refrigerants without effecting lubrication or cooling properties of the A/C system. And with only 7.5ml required for the average size system this product covers over 30 vehicles. 

Note! This product has been designed specifically for HFO-1234yf / R1234yf. Do not use substitute dyes as they may damage the A/C compressor. Works with all uv leak detection lamps and glasses.