Bigblue AL450 Strobe

This is the yellow/black AL450 safety strobe commonly used as a tank marker, SMB marker, or diver identification light.

Dimensions: Ø35.5 × 136.7 mm
Weight: 131 g (with batteries)
Power Source: 3 × AAA batteries
Runtime: Up to 36 hours
Depth Rating: 100 m / 330 ft