High-output yellow LED warning light with 6 high-power LEDs, clear lens. Meets ECE R65 Class 2 in single unit and ICAO standards when mounted in sets of four. Military-grade with excellent resistance to electromagnetic interference (MIL-STD-461 & CISPR 25 Class 5). Features multi-memory operation, quick flash pattern change, reverse polarity protection, and multi-unit synchronization for simultaneous or alternating flash. Weatherproof and vibration resistant. Operating temperature -40°C to +65°C.