The world first watch computer with Gas Mix Analyser integration.
Simply plug the accessory to your iDive and transform it in a professional Gas Mix Analyser.
This way the Analyser is connected to the iDive processor and you haven't to buy an extra hardware.
In Oxygen only version (iDive Pro, iDive Tech, iDive Reb) and
in Oxygen+Helium version (iDive Tech and iDive Reb).