Halcyon - PRIMARY LIGHT HEADS Style:Focus 2.0 with EO Receive real time gas pressure

Receive real time gas pressure data and benefit from accurate gas time remaining calculations for extended dive time

Extra kicking effort is required to overcome that drag

Demonstrate specialized propulsion techniques in varying types of flow

Stainless steel bleed screw

Halcyon - PRIMARY LIGHT HEADS Style:Focus 2.0 with EO Receive real time gas pressureHalcyon PRIMARY LIGHT HEADS Includes the light body without a battery or canister. The E O cord version is a great option for exploration divers or traveling divers on that once in a lifetime dive trip" who have E O canister connections. Having a spare light head allows a diver to replace their primary light head with an alternative should one experience a damaged lighthead.