SEAC Apnea HR Dive Computer

MSST function: (minimum suggested surface time). Dive/ascent speeds, temperature, total dive time, and depth, all on the same screen. LCD screen with adjustable contrast and backlighting intensity. Illuminated and sound alarms can be deactivated. Pedometer. HR Treatment High-resistance scratch-resistant glass treatment. Sturdy no-break strap. Alarms Users can easily set all the depth alarms and they can also be disabled.  Algorithm specifically for freediving The Freediving algorithm helps prevent the occurrence of Taravana, and advises users when to rehydrate tissues. Battery Interchangeable CR 2450 battery, easily available.