Features 1、DIVING SUPPLY: Signal bell diving stick with clamps and noisemakers, you can easily fix and transmit sound signals, which can make a crisp sound by shaking. 2、FUNCTION: Used to make sound when diving, so as to attract the attention of the dive partner and indicate the direction or object to the dive partner. 3、WIDE APPLICATION: Multifunction underwater diving stick can be used for diving activities, underwater activities, underwater photography, etc. 4、EASY TO CARRY: The underwater shaker comes with a hook clip. Divers can hanging it on the BCD or other diving equipment, easy to carry and use. 5、ALUMINUM ALLOY: Made of sturdy aluminum alloy material, has excellent durability, can withstand the test of diving environment, not easy to corrode, to ensure a long service life. Item Type: Underwater Shaker Material: Aluminum Alloy Weight: Approx. 67g / 2.36oz Size: Approx. 8 x 2.8 x 6cm / 3.1 x 1.1 x 2.4in Package List 1 x Underwater Shaker