The OrcaTorch SD01 is a dive beacon, primarily made for night dives, the construction is a nice aluminum body.

Features:
* Powered by 1*AAA battery
* Runtime 108 hours
* Size: 77.5(Length)*19mm(Diameter)
* Net Weight:23.5g
* Accessories: O-rings, lanyard, AAA battery incl.
* Available Colors: Blue, Red, Green, White, Orange
* Waterproof underwater 150m(500 feet)

Learn more: https://www.orcatorch.com/product/SD0...