Instapark

Battery-powered flashing LED crab / lobster buoy with built-in photosensor that turns on the light when it’s dark and switch off when it’s bright, requires 1 D size battery (not included)
Highly visible from up to 1 mile away, deal for locating crab pot or lobster cage in the dark
5 super-bright long-life LED bulbs blinking at a rate of 120 times per minute