stored in a pocket AND powerful enough to lead an extreme cave dive

Reliable piston first stage with very few parts

with only 117 mm length and 61 mm in diameter

Ripstop nylon is a light-weight

5 IN blade

Santi Heated BZ400 Undersuit gopro stored in a pocket ANDNew generation of the Heated Santi Undersuit gives you the best thermal protection under water. It keeps you warm and comfortable while heating even when the batteries are low or completely drained. New generation of heating wire covered with ultra soft, silicone isolation resistant to breaking. Innovative, synthetic power wire resistant to high temperatures and cuts. New Features: Safety switch preventing from overheating and too strong current. 110