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The Mosquito doesn't have a gauge mode either. It has a FREEdiving mode and goes into an error state if submerged in FREE mode for more than 6 minutes. Others on the board have said that you can treat FREE mode as a gauge if you don't care that the error mode prevents use as a NDL computer for at least 48 hrs. I've not tried to do this since it's my primary computer.Dive Source once bubbled...
- Gekko does not have gauge mode and is not downloadable to your PC.
The sampling rate on the Mosquito is fixed. For AIR and EAN dive modes, the rate is 20s and for FREE mode it is 2s. It keeps 36hrs of dive data or 3h36m of FREE data (or something in between if you're doing both.Dive Source once bubbled...
-Sampling rate on the gekko is set at 30 seconds while the mosquito can be changed to as little as 2 seconds.