DG02 can be used in two modes: Digital Bottom Timer or Nitrox Dive Computer with Hollis Z+ Algorithm. It's convenient, small size is perfect for the minimalist diver but despite its compact wrist size dimensions, it is still incredibly easy to read. These are refurbished computers. They come with a one year warranty. They have fresh batteries and new faces but used wrist straps.
2 operation modes: Digital Bottom Timer or Nitrox Dive Computer
Hollis Z+ Algorithm based on Buhlmann ZHL-16c
Includes Deep Stops and standard Safety Stop feature