Nemo Apneist is the most complete and reliable tool for freedivers and spear fishers. Armed with the right information, your dives can be safer and more productive. Four customizable alarms Wide array of functions. Maximum operating depth 150 meters Flat display in mineral glass with Sapphire treatment for better resistance and a high-contrast screen with 160 degree viewing angle for a quick, clear view of the numbers. The compact shape of the stainless steel case and the rubber strap were created to combine top levels of comfort and sturdiness with a pleasingly elegant look.