TUSA's TC1 is a stylish wrist computer ideal for all divers. Whether it's your primary or back up computer, the TC1 is here for you. The intuitive display and menu will not leave you confused. A long-life rechargeable LI-ION battery keeps your TC1 running strong your entire dive day. Go dive noise free by activating the TC1 vibration mode. Your dive buddies will thank you!