Aluminum Alloy Anti-Corrosion Portable Diving Rattle Sounder

1. Material: aluminum alloy
2. Use: used to knock on the cylinder or shake the rod head to make a sound during diving, so as to attract the attention of the diving partner and indicate the direction or object to the diving partner
3. Aluminum alloy structure is used, which is durable and can make a strong sound by hitting the air. The surface is smooth and bright, practical and beautiful
4. Contains steel balls, which can not only knock on the cylinder to make a sound, but also make a crisp sound by shaking, which is easy to use
5. Equipped with a 360-degree rotating quick-release hook, which is strong and wear-resistant, can be hung on BCD or other diving equipment, and is easy to carry
6. Weight: 63g
7. Size: 11.8×2.8cm