Used Ocean Reef Optical Lenses Support 2.0 Watches a new dive/pre-dive switch lets

a new dive/pre-dive switch lets you detune the AIR2 when it's not being used

up to 40 hours in UltraTrac™ battery saver mode

Take the guesswork out of your return journey by using this feature to navigate the same route back to your starting point

Each seam is double glued and blindstitched

since it allows a maximum eye/lens approach without annoying pressure on the forehead or upper part of the nose

Used Ocean Reef Optical Lenses Support 2.0 Watches a new dive/pre-dive switch letsPlease note this is a USED ITEM offer. The item will be in good working condition, may show signs of use or wear. PRODUCT DESCRIPTION Frame designed, specifically for a Neptune Series mask, to allow the use of standard optical lenses (lenses not included) while diving. Lightweight, strong. Frame may be easily inserted and removed. This product does not carry a valid manufacturers warranty.