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How long will a Battery of 7.4 Volts 700 Amp-Hour last?

Updated: 8/18/2019
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14y ago

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The voltage doesn't enter into the issue.

If the current draw of your battery-powered equipment is 1 Ampere, the battery will last 700 years.

If your equipment draws 1/2 Ampere, the battery will last 1,400 hours.

If your equipment draws 2 Amperes, the battery will last 350 hours.

And so on.

CorrectionA 700 AH battery will THEORETICALLY last 70 hours at 1 amp current draw.

A 700 AH battery will THEORETICALLY last 140 hours at 1/2 amp current draw.

A 700 AH battery will THEORETICALLY last 35 hours at 1/2 amp current draw.

The theoretical capacity of a battery is always greater than the actual capacity; electrical energy is released in the form of heat inside the battery.

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14y ago
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Q: How long will a Battery of 7.4 Volts 700 Amp-Hour last?
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