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      10-18-2012, 08:41 AM   #12
sfax
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Drives: BMW X3 2011 F25
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Quote:
Originally Posted by philtrick123 View Post
I'm amazed that there is an always on active component in the fob. I would have thought the small battery wouldn't last too long, or is it very low power.
I think it's only always active if you have a comfort access / keyless entry fob. Otherwise I assume non-powered RFID as suggested above
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