In article ,
newshound wrote:
For most people, car engines don't run for much of the time. They do
need to top up the starter drain reliably, it's not really a float
charge regime.

Quite. A car is unlikely to run continuously for more than a few hours.
Given the driver will want a comfort break of some sort, or indeed fuel.

A float charger could be running for weeks on end.

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*Change is inevitable, except from a vending machine.

Dave Plowman London SW
To e-mail, change noise into sound.