How Many Watts Is A 9v Battery. How Many Amps Are in a 9-Volt Battery. Read customer reviews find best sellers.
In other words you might initially get 2 or 3 amps from a 9V battery but only for a few minutes. Performance information is typical. The capacity rating of a battery tells you how long you can pull a given current from the battery.
The power of a 9-volt battery can range depending on what it is powering such as a hearing aid remote control or even an insulin pump.
Energizers 9-volt batterys milliamp hours equal 610 or 549 watt -hours. So the C of a 2Ah battery is 2AThe amount of current a battery likes to have drawn from it is measured in CThe higher the C the more current you can draw from the battery without exhausting it prematurely. An old style battery regular carbon-zinc heavy duty typically has a capacity of around 400-440mAh An alkaline battery typically has a capacity of 550mAh. Usually a 9 volt battery will store 580 mA hours.
