How To Test Rechargeable Batteries With A Multimeter. You may need to consider or rather calculate how much load relative to the capacity of the battery and for how long ie. Put a Load on the Battery.

As we have discussed there are different methods for testing 18650 batteries with a Multimeter. If the battery time is more than 07 times of the new battery it means the battery is not bad. Charge the AA rechargeable battery for the stipulated amount of time stated on its package.
If the battery time is more than 07 times of the new battery it means the battery is not bad.
Charge the AA rechargeable battery for the stipulated amount of time stated on its package. Place the battery on a smart charger and let it run for 3 to 5 minutes. Insert the Leads To start grab the black multimeter lead and kindly insert it where it says COM Next grab the. Make sure to set it at a twenty volts level.
