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How To Check Aa Battery Health. How to diagnose and repair a rechargeable battery pack that doesnt hold charge. Its got a voltmeter for checking battery open circuit voltage.
4 Ways To Test Your Batteries Wikihow from www.wikihow.com
First we will measure the voltage of the battery. Measuring DC with a digital voltmeter is safe. Usually all portable devices supply DC Direct current.
Measuring DC with a digital voltmeter is safe.
Second we will measure the current. How to Test a Battery with a Multimeter. Choose a basic or comprehensive check with up to 206 points tested. Testing 15 V alkaline batteries AAA AAshould imho be done under load of say 200mA If under this level of load the voltage drops below 1 Volt i consider the battery as spent to be discarded.
