Scubapro Aladin One Matrix Dive Computer Inflator Hose The Hollis M4 Mask gives

The Hollis M4 Mask gives you the best of both worlds

they fit snugly and comfortably

Note: The cylinder shown is not included

Travel Friendly

5 hours burn time on high and 10 hours on low

Scubapro Aladin One Matrix Dive Computer Inflator Hose The Hollis M4 Mask givesScubapro Aladin One Matrix Dive Computer The Scubapro Aladin One Matrix Dive Computer offers simplicity, perfect for new divers. It also makes a great backup for experienced divers. This dependable single gas wrist mount dive computer has many new features. Its updated LCD display now includes an eye pleasing dot matrix section. Scubapro improved the algorithm and made menu navigation easier with a two button system. The Safety Stop function now