dive computer oceanic 2.0 ลงน้ำประมาณ 20 dives อุปกรณ์ครบทั้งกล่อง เหมือนซื้อใหม่ ไม่มีรอยขีดข่วน -4 Operating Modes: WATCH (Alternate Time, Chrono, Daily Alarm, Countdown Timer), NORM (Air and Nitrox), GAUGE (with run timer) and FREE (tracks calculations to allow switching between NORM and Free)-User-Friendly Interface with "Step Back" – allows forward and backward navigation through menus and settingsSwitch between up to 2 Nitrox mixes to 100% O2 with no restriction (Gas 1 may be up to 100%, and may be less or greater than Gas 2)-Stop timesอ่านเพิ่มเติม