Birdmark Afterglow is a perforated disc, containing all of the reflective and luminecent properties for migrating brds in both daytime and night time flight. The disc absorbs and emit purple ultraviolet light visible to the birds as violet but appears as white plastic to humans. You will se the product glow for 10-12 hours aftersunset.

The Birdmark alert passing birds of an obstruction ahead on the marked wire. The product wiggles in the wind back and forth to flash at approaching birds during windy days.

Product is also available with clamp for  powerline/conductor/cable/wire6 to 16 mm (Art.No E0668331)