Question:
do you know how long the fan will run on a fully charged car battery?
asked by: Sandy
Expert Reply:
When the fan of the Fan-Tastic Vent Roof Vent # FV801250 is on the high setting it draws 3 amps. A car battery when full charged has a capacity right at 48 amps. So that means that it could power 3 amps for 16 hours.
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