The Analox O2EII nitrox checker is a tried and tested analyser.

Since its launch the O2EII has taken the sport diving world by storm. With a three year graded sensor warranty and a three year electronics warranty the O2EII offers its users a long and trouble free life.

As a diver, confidence in your mix means you can enjoy your dive.

The new Analox O2EII™ is designed to be a major step forward in diver safety. Building on the success of the Mini O2DII*, the O2EII™ retains the same qualities but with many additional features.