The Cressi Digi 2 digital console is designed to take the guess work out of exactly how much air you have left. As a scuba diver knowing how much air you have left is one of the most important considerations the Digi 2 is an extremely precise gauge with a clear and easy to understand display. This compact gauge is connected to the tank via a standard hose fitting and automatically turns on once pressure is detected. The large main digits 10mm x 5mm help make the gauge easy to read and the batteries can easily be changed without the need for tools. The Data supplied by this Digi 2 gauge 3 digit tank pressure accuracy 0.1 bar from 0 - 340 bar Current Depth with 1 decimal place Maximum Depth Maximum depth of previous dive Dive time Temperature Datum Remaining time to reach 50bar updated every 1 second.