Re-arm your lighted flashers with Pro-Troll ProFlash Replacement Lights. Each light is water-activated, turning itself on when it contacts the water, and turning off when dry. Its unique circuits flash red, white, and green on both sides of the flasher, drawing fish into your spread. Incredibly effective for murky water and low-light conditions. Sealed battery lasts 80 hours or more; easy to install and uninstall. Replacement lights for your lighted trolling flashers Essential for murky water and low-light conditions Water-activated on/off Flashes red, white, and green on both sides Sealed battery Lasts 80 hours or more