Agatige Diving Cylinder Knocker Ball, Scuba Tank Banger Diving Scuba Tank Cylinder Banger Knocker Ball Diver Signal Underwater Signal Device Divers Noise Maker for Underwater Sports (Orange Ball)

About this item

Using Method - Put it on a diving cylinder, pull the strap in the water, and when you let go, the ball will hit the tank with a loud sound, By tapping the diving tank, you can make a sound and easily attract the attention of your companions. | Much Louder - Set on your diving cylinder, pull the ball, scuba cylinder knocker makes a much louder sound than other diving equipment, practical diving accessories. By tapping the submersible tank to make a sound, they can get the attention of your mate and others without scaring the fish. | High Elasticity - Strap part has high elasticity, that the diving knocker ball can be used on most cylinders of different sizes, can meet your different needs. Flexible loop which allows the banger to hit the tank effectively. | Light Material - Makes sound signal underwater to get your diving buddy's attention. The diving tank knocker made of silicone and PA66 material, which is light weight, easy to carry, durable, can be used for a long time. | Easy to Use - The knocker ball is easy to hold and use in underwater situation and environment, increase the possibility of being helped in special condition. The strap of the tank banger is stretchy, flexible and elastic, can wrap around the diving gas cylinder well, and it won't fall off easily, offering you a pleasant using experience.

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