New Flashing Lazer-Stik Lightstick Marker with Batteries for Scuba Divers, Snorkelers and Boaters (Blue)
The Lazer Stik is a direct replacement for chemical light sticks.
Unlike chemical lights, the Lazer Stik will operate in hot and cold temperatures.The steady-on light is water-proof to 500 feet and even floats upright. This light outlasts chemical lights in operating time and brightness and can be turned on and off.