OrcaTorch SD01 Pro is a compact and powerful dive beacon, powered by one AAA battery for a max runtime of 70 hours. 

Featuring

• Powered by 1*AAA battery
• Modes: Constant on / Flash (1.5Hz)
• Runtime: 37h / 70h
• Size: 77.5 (Length) * 19mm (Diameter)
• Net Weight:25g
• Accessories: O-rings, lanyard, AAA battery included
• Available Colors: Blue, Red, Green, White, Orange
• Waterproof underwater: 150m(500 feet)