There is a way to test whether your battery has a strong charge a functional charge or no charge at all.
Cell phone battery tester.
Step 3 identify the two terminals on the battery that are labeled with a and a sign.
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Here s how to test a cell phone battery with a multimeter so you know for sure.
Step 1 turn off your cell phone and open up the battery compartment.
It s normal for some phones to lose a few percentage points of battery charge right away at least according to the battery gauge but a drop of 10 or more is a sign of a problem.
Cell phones are powered by batteries which must be recharged every so often.
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If this happens you will need to replace the battery.
Android has a few hidden codes that you can punch into your phone app to access testing menus.
The thing is there isn t an easy or built in way to check your battery health on android.
After a while the battery in your cell phone may no longer hold a charge.
Welcome to the gsmarena battery life tool.
Step 2 remove the battery and set it down on a flat surface so the terminals are facing you.
Battery health is a big deal perhaps now more than ever with the whole iphone slowdown debacle.
One of these displays a variety of info about your device including the battery health.
While that in itself doesn t necessarily have any bearing on android phones keeping your device s battery health in mind is never a bad idea.
These devices are great for cameramen film producers and anyone who uses a large number of batteries as you can keep a healthy battery charged by gauging it regularly and charging it as needed.
Review battery health through a dialer code.
Battery life test results.
This page puts together the stats for all battery life tests we ve done conveniently listed for a quick and easy comparison.