Halcyon Halo 2nd Stage Regulator Gauges 2 x 21700 Li-Ion battery

2 x 21700 Li-Ion battery with a USB-C port and a PCM (a protection circuit that protects cells against overcharging

Applying advanced technology for a new dimension in sports diving

Box of 200 Power Ball 0

The high wicking Arctic fabric keeps moisture away from the skin for warmer more comfortable dives

Halcyon Halo 2nd Stage Regulator Gauges 2 x 21700 Li-Ion batteryHalcyon Halo 2nd Stage Regulator Halcyon Halo 2nd Stage breathing underwater should feel natural and that experience is one of the things that most clearly separate Halcyon second stages from our competitors. As soon as you experience the smooth, high volume of air delivered by a Halcyon second stage you will be hooked. Our high quality second stage regulators provide diver adjustable controls for the ultimate in breathing performance. Halcyons Halo