Possible to upgrade to full oxygen clean

The burn time of the light will depend on what level one has chosen

Works only with SANTI thermovalve and SANTI thermoconnector

Halcyon aluminum backplate with harness and Cinch System for easy adjustment

BUOYANCY/ TRIMTecnopolymers/Polycarbonate

Halcyon Halo second stage dpv Possible to upgrade to fullBreathing underwater should feel natural and that experience you will have with a Halcyon second stage. With a smooth and steady high flow of gas you can feel comfortable on any dive. The Halo is a balanced downstream second stage that works perfectly with all Halcyon first stages. Adjustable inhalation control ACV setting for additional fine tuning of the breathing resistance.