... -selectable flashpatterns: ROTATE, double blink, single blink, alternative, SOS (morse code) for rescue, solid-on (high), solid-on (low),2LED flashlight and ... can replace bulky triangle fixtures 3. Contains a strong magnet for placement on vehicle, will not damage vehicle 4. Finish. ... on road or water at night. Daytime visibility to100 feet. For emergency search the light is visible up to 10miles from ...