How to check battery capacity android

How can I test my Android Battery?

In the Android testing menu, there is a second hidden battery use app that can help you track down battery drain and get a really accurate benchmark. Just type *#*#4636#*#* in the dialer to bring it up. Then tap battery history to dive in. From this interface, you can view battery use by component.

How do you check the amperage on a phone battery?

Look at the label on the battery to see what the voltage number is for your particular battery. The normal top voltage for a cell phone battery is 3.4 to 4.5 volts. Also see if the battery shows the optimum amperage (milli-Amp hours or “mAh”) which can be around 900 mAh.

What is the use of * * 4636 * *?


This code can be used to get some interesting information about your phone and battery. It shows following 5 menus on screen: Phone information. Battery information.10 мая 2010 г.

How can I check Samsung battery health?

Visit Settings > Battery and tap the Battery usage option in the three-dot menu at the top-right. On the resulting Battery usage screen, you’ll see a list of apps that have consumed the most battery on your device since its last full charge.

How can I test my cell phone battery?

Checking Android Phones

Another way to check your Android phone’s battery health is through the built-in “hidden menu.” Dialing “*#*#4636#*#*” opens a “hidden Android test menu,” designed for basic troubleshooting.

How many volts is a cell phone battery?

When you use your cell phone, the chemicals in the battery react to produce an electric current. Unlike household alkaline batteries, which have a cell voltage of 1.5 volts, lithium-ion batteries have a cell voltage of 3.7 volts.

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How do I know if my cell phone battery is weak?

One of the first warning signs is your phone losing charge right away. If you take your phone off the charger when it says the battery is at 100% and it immediately drops to 90% or 80%, the battery is getting a bit old.

What is this code * * 4636 * *?

Android Hidden CodesCodeDescription*#*#4636#*#*Display information about Phone, Battery and Usage statistics*#*#7780#*#*Restting your phone to factory state-Only deletes application data and applications*2767*3855#It’s a complete wiping of your mobile also it reinstalls the phones firmware

What is *# 0011?

*#0011# This code shows the status information of your GSM network such as registration status, GSM band, etc. *#0228# This code can be used to know about the battery status such as battery level, voltage, temperature etc.

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