How do you calculate the WHr of a battery?

Discussion in 'Off Topic' started by Gunslinger08, Nov 27, 2005.

  1. Gunslinger08

    Gunslinger08 Lifer

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    Say I have a battery which is 10.8V and 4.0 AHr, how would I determine the WHr?
     
  2. ThisIsMatt

    ThisIsMatt Banned

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    well, watts is amps * volts...
     
  3. Analog

    Analog Lifer

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    Not that simple, as the battery voltage is not linear with time as it discharges.
     
  4. RU482

    RU482 Lifer

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    what do you use watt hours for??...just curious
     
  5. mugs

    mugs Lifer

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    Well if you know how many watts a device uses... you could figure out how many hours the batteries would last. :)