The Analox O2EII nitrox checker is a tried and tested analyser. The O2EII is quick and easy to use with 5 Simple Steps giving you the knowledge to plan for a safe dive.  Most diving associations stipulate in their training that you should never dive nitrox without being absolutely sure what your mix

Features:

• Easy to use 
• Ergonomically designed comfort grip
•  Automatic switch off after ten minutes.
• Easy to read
• Easy to carry - The O2EII^tm is fitted with a handy wrist lanyard.
• Easy to maintain - The O2EII^tm oxygen sensor has a long life and is easy to change

Style  1N01BG96N008