Pelican's Mini Flasher keeps track of joggers, hikers, children, pets, and can identify equipment and campsites at night. The LED lifetime lamp flasher produces a red light so powerful you can see it for up to a 1/2 mile. Waterproof to 300 feet the Mini FlasherTM is ideal for scuba divers to use as a warning or emergency light. This small 3.5 oz red flasher includes a heavy-duty clip and ring which can attach to anything, making the Mini Flasher easy to pack or carry when not in use. Operates on 2 coin cell batteries.