Waterproof Marine LED Strobe Light Position Indicator Light Emergency Safety Light Life for Life Ring Saving Equipment Pull  pin outward to turn on  light quickly. Included string to easily attach to your  ring. Drop it to  water and it will automatically float on. Powered by a built-in  battery. Designed to increase constant visibility and display your position during low-light emergencies. Ideal for fishing,kayaking,rafting,boating,etc.

Specification:
Size: 75 * 75 * 158 mm / 3.0 * 3.0 * 6.2 in
Luminous time: ≥ 2 hrs
Material:
Weight: approx. 107 g / 3.8
Luminous intensity: ≥ 2
Battery: 1* built-in  battery (can not replace)


Package List:
1* LED Strobe Light (with a string)