On Mon, 4 Apr 2016 12:00:13 -0700, "Snuffy \"Hub Cap\" McKinney"
wrote:

I've got a moisture detector that takes a 9v battery, and it says not to use an alkaline battery. Never seen that type of warning before. Anyone know why an alkaline battery is not recommended?

Thanks.

Voltage/current curve not compatible?
Buy "heavy duty" zinc chloride batteries - they are a lot cheaper
anyway.