Description: 【Quality Material】: This diving stick is made of stainless steel, which is long term to use. The surface is smooth and delicate, making it both practical and beautiful. 【Multifunctional】: This scuba diving stick can be used for measurement, indication, sound production during security stay, and even as a hook in strong currents to stabilize the body. It can also be used to indicate directions or draw attention to certain things underwater. 【Sound Production】: The diving pointer contains steel balls that produce a clear ringing sound when shaken or struck against an air cylinder. This feature makes it easy to attract attention underwater. 【Clear Scale】: The body of diving stick rod comes with a 20cm scale accurate to millimeters which aids in underwater observation. 【Compact】: The pointer stick is easy to use and carry. It's compact size makes it convenient for carrying around during your diving adventures. A great gift for your friends who love diving. Specification: Material: Stainless Steel Size Chart: Diving Stick Size: 32cmx2.5cm/12.60inchx0.98inch Scale: 20cm/7.87inch Package Includes: 1 Diving Stick  1 Lanyard (Orange or Red Randomly) Note: Please allow slightly error due to manual measurement.