SiTech Wrist ring, PU Bags A replaceable and non-rechargeable battery

A replaceable and non-rechargeable battery is included

you simply press a button and Dive Alert uses a small amount of air from your tank to make a piercingly loud sound

natural rubber is completely waterproof and perfect for any adventure

To customise the mouthpiece simply immerse in boiling water for a few seconds then squeeze it between your teeth In this way you can obtain a customised mouthpiece that guarantees comfortable and relaxed diving

The 5mm neoprene and nylon construction of the rest of the boot provides extreme comfort and good grip for easy walking and kicking

SiTech Wrist ring, PU Bags A replaceable and non-rechargeable battery