Seac screen blue scuba dive computer the seac screen blue scuba dive computer is a large-display wrist dive computer designed for scuba diving, freediving, nitrox diving, and gauge mode use. Built for divers who want clear underwater visibility, simple two-button control, and reliable dive profile tracking, this dive computer shows essential dive data clearly on one readable screen. The seac screen operates in scuba, gauge, and freedive modes. In scuba mode, the dive profile is managed using the bühlmann zhl-16c decompression algorithm, with support for 1 or 2 gas mixes including air and nitrox up to 99% oxygen. Large readable dive screen the seac screen is designed for easy underwater reading. Its large display shows the main dive profile information clearly at a glance, with adjustable contrast and brightness. Some dive retailers list the display size at 4 x 4.7 Cm, with a protected dial housing designed for practical underwater use. Easy two-button control the two front buttons make the seac screen easy to manage, even when wearing thick diving gloves. This is useful for cold water diving, dry suit diving, and divers who prefer simple underwater navigation. Scuba, gauge and freedive modes this wrist dive computer includes three main operating modes. Scuba mode supports recreational dive profile management, gauge mode provides depth gauge and stopwatch functions, and freedive mode tracks dive time, surface time, current depth, and maximum depth. Air and nitrox support t...