Constant light type white, super fish-attracting light, super high brightness LED, set of 4 Multiple purchases are possible ^_^ Supports water depths of 300m, fully waterproof, 12cm, 27g Lasts over 40 hours on one AA alkaline battery, very economical ^_^ Holes on top and bottom, with a rolling swivel on the bottom Please note that it only lights up when fully tightened as it supports water depths of 300m. *AA batteries are not included, so please prepare them yourself. Cutlassfish, all types of squid, horse mackerel, mackerel, deep-sea fishing, night fishing, boat fishing, octopus fishing, sabiki, bachikon, chemilights, fish-attracting light, fish-attracting lamp, underwater LED, underwater light