This is a TRE6854 QT EX Solids ACT EXT Fast. Lighting Activator, 1 quart. Lighting Activator is designed for use in Transtar Finish-Tec Clearcoats 6531, 6571, 6841 & 6861 to provide a long lasting high gloss finish. Ideal for spot & panel repairs & for use in cool/cold temperatures. It significantly accelerates flash & cure times. This product provides low overspray.