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Never worry worry about your gas mix again. With the O2 SENSOR FOR E2 and E2 Pro, you can check your gas any time you want, whenever you want to double, even triple check your gas.
The lightweight portable O2 SENSOR FOR E2 and E2 Pro is a leader in the scuba diving industry. Ever since the O2 SENSOR FOR E2 and E2 Pro came to the market, this sensor has been the preferred choice for nitrox analyzing for scuba divers.
The O2EII Pro comes with these features:
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