Combination 4 Inch LED Stop/Turn/Tail, Reverse, and Amber Strobe Light packs aDOT stop/turn/tail, DOT backup, and warning strobe into a single all-purposefixture.This versatile light is CA13 certified and rated IP69K for extreme dustresistance and waterproofing. The Stop/Turn/Tail and Reverse functions meetFMVSS/CMVSS 108 regulations. The strobe features 19 flash patterns and is ratedSAE Class 1 J595 Class 1. It also has synchronous and alternating capabilitieswhen paired with other strobes.Multiple mounting options are included for your convenience. The light fitsstandard 4 in. grommets and can also be surface mounted. All mounting hardwareis included. The light has 7-3/4 in. leads with blunt cut ends. DOT reverse, stop/turn/tail, and strobe light Meets FMVSS/CMVSS 108 regulations 19 strobe flash patterns – synchronous and alternating functions Rated SAEJ595 Class 1 CA13 Certified Rated IP69K for extreme dust resistance and waterproofing