Stainless Steel Diving Alerts Buzzers Reliability Underwater Sound Signaler for Emergencies Alerts and Team Coordination

Provide clear underwater Audios signals to improve communication efficiency and safety among diver. Single frequency buzzing, suitable for various diving environment. Light weight and durability, easy to carry and operate. Stainless Steel Diving Alerts Buzzers Reliability Underwater Sound Signaler for Emergencies Alerts and Team Coordination. Features: Provide clear underwater Audios signals to improve communication efficiency and safety among diver. Single frequency buzzing, suitable for various diving environment. Light weight and durability, easy to carry and operate. Professional diver, diving instructors, underwater photographers, and diving enthusiasts. Diving is used for team communication, issuing alerts or attracting attention in emergency situations. Specifications: Dimension: 7.6×7.4cm/2.99×2.91in. Component: stainless steel. Package Includes: 1pc Underwater Signaling Device. note: 1. Please allow 1-2cm errors due to manual measurement, making sure that you will not mind bef