Turn on automatically with a switch on the side.
It will automatically turn on when it gets dark.
Cannot be used when floated in water. Please be sure to install it in buoy etc.
When lit up, repeatedly flashing flashes between 4 red times, 4 yellow times, and 4 red and yellow at the same time.
Uses 4 AA batteries. (Battery Life: Approx. 12 days) *Batteries sold separately.
Total Length: Approx. 7.1 inches (180 mm).
Weight: 5.0 oz (146 g)
Please be aware that each part has a different model number, but this is a common part.