Astra Depot 2X Amber & White 4-LED Emergency Strobe Light Head Waterproof Surface Mount Deck Dash Grille Manufacturer Warranty is Valid for Purchasing from Astra Depot ONLY16 different flashing patterns. Last pattern memory recall. 16 different flashing patterns. Last pattern memory recall. Powered by 4 high intensity LEDs with optical lens. Color: Black Housing + Clear Lens ---- LED light Color: White and Amber Material: High Quality ABS Housing + PC Lens No-flicker. Vibration resistant. Faster on/off response Time