Voltage Notifier displays device battery voltage in status bar.
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Sometimes state of charge estimation algorithms have problems with current battery level estimation (because of battery aging, environment temperature jumps, etc.).
To have some reference on available charge level user can take into account current battery voltage state.
Google play link
Hello,
Is it possible that you add a feature to calculate the percentage of battery based on max and min voltage that an user can insert ?
For exemple on my phone the min voltage is 3.2v and max is 4.2v so it's easy to calculate the right battery percentage to display in
notification area.
Thanks !
Thanks for your useful app.
It makes me wonder about the meaning or value of the result.
For example, I have two Galaxy Tab S2 (one 32g, one 64g) SM-T813.
One shows a current voltage of 3984mV, one shows a current voltage of 3851 mbps, the difference varies as much as 400mV depending upon the time checked.
Is there a value or significance to one tablet always running with a slightly higher voltage (same Rom/ updates and apps running); or is this just a variance within operating tolerance?
Thanks in advance for your answer and insights.
void.green said:
Voltage Notifier displays device battery voltage in status bar.
View attachment 3440746View attachment 3440747View attachment 3440748View attachment 3440750
Sometimes state of charge estimation algorithms have problems with current battery level estimation (because of battery aging, environment temperature jumps, etc.).
To have some reference on available charge level user can take into account current battery voltage state.
Google play link
Click to expand...
Click to collapse
Hey there... Really usefull app, thx for your work.
Is there a chance to add a shutdown function to your app?
We really need it for our accu-mod and %-mof for our bacon device, see here: https://forum.xda-developers.com/on...neplus-one-t3492926/post75946046#post75946046
Greetings by Idijt
Related
In the name of GOD
Hello community!!
I found a battery monitor in the playstore. It is so good!! So I'd like to share with you people! It's called the Accubattery.
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Almost every phone contains a little bit of hardware that can measure the current flow into or out of your battery, in mA or µA. We track this data continuously, but also segment it by screen state (on vs off) and which app was in the foreground. With this data, you can see clearly how your battery was used.
Battery life is probably the most common concern for smartphone users: some are finding it hard to get through a full day on a single charge, others find that after a year or so of use, their battery drains much faster than before, and the issues just keep lining up.
AccuBattery is a relatively new battery life monitor for Android devices (it supports the latest Samsung Galaxy S7s, Google Pixels, and so on) that focuses on accurate battery stats, but also on a research-based suggestion to avoid fully charging your battery.
AccuBattery allows you to set alarm that you actually charge your battery to 80%(Can be modified) and comes with clever tools to let you know when you've reached that level, so that you can unplug. This way, you can get the full 500 cycles(More than 1000, if you charge from 30 to 80 ) out of your battery, until you start to see a noticeable drop in battery life.
I still have my two year old Z2. It still holds battery like a new phone( with slight less capacity due to heat generated due to flashing roms). I used to charge my phone between 25%-80%.
Download link - https://play.google.com/store/apps/details?id=com.digibites.accubattery&hl=en
Press thanks if I've helped you!!:fingers-crossed:
Inspired by AccuBattery I have created a raspberry pi 3 image which can stop charging your phone automatically after it reaches a certain percentage. Works on non-rooted phones.
https://metabubble.net/android/how-...roid-when-a-certain-battery-level-is-reached/
Looks very nice!
Instant Charger - Battery Care v1.2
Requirements: Android 4.0+
Overview: Charge your phone 3x faster than normal, and improve your battery
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Instant Charger will automatically activate when you plug the charger.
HOW TO USE: Press on the "Start" button, the app will automatically optimize the phone's charging capabilities by: killing all background apps, turning off WIFI, Bluetooth, and Location if you choose to, which makes ... faster charging. If you want to stop it just press "Stop" and all signals will be restored.
FUNCTION:
* Battery charger not only faster, but also extend the life of your battery.
* Displays the battery's basic information such as: Temperature, Technology, Voltage, Health, Plugged, Charge
* Beautifully designed, clean and simple to use.
* Application is FREE forever!
Download:
https://play.google.com/store/apps/details?id=com.instant.charger.app
ilikov said:
* Battery charger not only faster, but also extend the life of your battery.
Click to expand...
Click to collapse
How?
manpildo said:
How?
Click to expand...
Click to collapse
by "killing all background apps, turning off WIFI, Bluetooth, and Location if you choose to, which makes ... faster charging."
Banayat said:
by "killing all background apps, turning off WIFI, Bluetooth, and Location if you choose to, which makes ... faster charging."
Click to expand...
Click to collapse
Yes that's a temporary solution for faster charging by limiting background drain during charging, but how does it increase a battery's life? It's unclear to me whether OP means that the battery will drain slower or it prolongs the battery's health. But whatever he means I don't see how it can achieve either, judging by the description the app doesn't do anything extraordinary to lower your battery's drainage or increase its life.
Furthermore, I don't use location or bluetooth and I doubt merely disabling wifi and clearing background apps would result in 3x faster charging. If anybody tries this app, please inform if it somehow extended your battery life and charged 3x quicker.
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Battery Lifespan Extender helps you to keep your battery in great condition for a long
time.
Modern batteries don't like extremes like high or low temperatures, as well
as discharging to 0% or charging up to 100% of their capacity. Our
app notifies you when your device starts to heat up or get cold to extend your battery
life. It also allows you to charge your battery partially to avoid deep discharging and
overcharging, and to radically prolong your battery lifespan.
Charging limits
Charging up to 100% or deep discharging down to 0% destroys your battery. If you
set “Max. limit“, you will be notified to unplug your device during charging. If you set
“Min. limit“ you will be notified to charge your device. Avoiding charging up to 100% or
down to 0% radically prolongs your battery lifespan.
Temperature protection
Modern batteries don't like extreme temperatures like cold or hot. If you set “Max./Min. temperature“, you will be notified every-time your battery heats up or gets
cold. It will help you to keep your battery in appropriate temperature to prolong its
lifespan.
Lifespan prediction
According to our tests and battery characteristics from manufacturers we discovered
how much the temperature, overcharging and deep discharging can affect your
battery lifespan.
Battery info
Our app gives you an overview of the battery level and battery temperature over
time, as well as real time information about the battery health, voltage and
temperature. This information can help you to keep your battery in great condition.
Available at GOOGLE PLAY
Update: I am currently working on automatic unplug of your device while charging. It is possible just for some devices with root rights.
DominikNozka said:
Update: I am currently working on automatic unplug of your device while charging. It is possible just for some devices with root rights.
Click to expand...
Click to collapse
is self-stop charging available? we need alternatives to the battery charge limit app. thanks.
Hello!
Is it difficult to make app which would perform similar functions with the option "Charging optimization"(Soft charging)/ "Qnovo Adaptive Charging" by Sony?
Or making the port of this beautiful application to other devices from Sony (since LP to O)? (Or not only Sony)
http://www.techtimes.com/articles/1...arging-what-does-charging-optimization-do.htm
link to apkmirror:
https://www.apkmirror.com/apk/sony-...zation-1-2-3-a-0-3-android-apk-download/#file
I've tried to install it on Z1 Compact Nougat, but an installation error has occurred.
Using the so-called "trickle charge", and "Sweet Zones" the application increases the number of charge / discharge cycles (lifespan).
Some detailing about charging process:
https://forum.xda-developers.com/z5...-305-6-0-1-t3475979/post69451402#post69451402
The use of "trickle charging" and "Sweet Zones" is scientifically proven:
http://batteryuniversity.com/learn/article/charging_lithium_ion_batteries
http://batteryuniversity.com/learn/article/how_to_prolong_lithium_based_batteries
https://www.embedded.com/print/4007610
https://accubattery.zendesk.com/hc/en-us/articles/210224725-Charging-research-and-methodology
In the topic of Battery Charge Limit about this much is said.
https://forum.xda-developers.com/an...arge-limit-t3557002/post71551097#post71551097
There are no other analogues of this app yet.
About mechanics of this on Xperia and some other devices:
https://forum.xda-developers.com/an...arge-limit-t3557002/post71557017#post71557017
https://forum.xda-developers.com/an...arge-limit-t3557002/post73724100#post73724100
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Some useful posts about "subject" by mesvam:
https://forum.xda-developers.com/an...arge-limit-t3557002/post71549249#post71549249
https://forum.xda-developers.com/an...arge-limit-t3557002/post71555571#post71555571
https://forum.xda-developers.com/an...arge-limit-t3557002/post71556265#post71556265
Thanks!
I don't now how or if this will be possible, but if someone gets it to work, please tell me and i will try to implement it into Battery Warner App.
First post updated. Added design/concept of APP
It's possible using Tasker. It's not too hard but not exactly simple. On my Z3 Compact changing the charge current rate becomes permanent until reboot. Therefore if any change is made, an entire replacement charging setup needs to be created. You'll need overriding too cold, cold, hot and overheating profiles in interest of safety and for the same purpose of the entire venture, battery health. It will also need separate rate limits for the hot and cold safety profiles for screen off and screen on. The reason being that screen state typically defines power usage and therefore needs a suitable matching current to avoid charging the battery but still power the device and not draw from the battery during those safety limit profiles.
I posted my Tasker setup awhile back on the Charge Limit app thread but it seems there's not much interest. It's definitely working and usable, it can be done.
Infy_AsiX said:
On my Z3 Compact changing the charge current rate becomes permanent until reboot. Therefore if any change is made, an entire replacement charging setup needs to be created.
Click to expand...
Click to collapse
Oops, I just remembered the change isn't permanent but resets to a stock setting on each plugging in. But the same idea is required, a replacement setup to override the reset.
I discovered on a ZTE Axon 7 a voltage limit can be set similarly with root and the device slows the current up to the limit typically, therefore no further modding is required. It also can maintain that voltage limit in use with close to no current, effectively powering the device by mains instead. Maybe the best way is to upgrade to devices with better charging.
I just charged my P4a to full capacity and monitored it with Accubattery. I have found out that final battery voltage is quite high, is it normal for battery used in this phone? Does Google use this high voltage to increase overall battery capacity at the expense of battery life? Thank you
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What is making you think 4.455v is high?
I've been reading that the most of Li-Pol batteries have maximum voltage of 4,2 V. Also the red colour of the graph little bit intimidate me.
myroncz said:
I've been reading that the most of Li-Pol batteries have maximum voltage of 4,2 V. Also the red colour of the graph little bit intimidate me.
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What makes you believe AccuBattery (cough), yet another generic battry app, and related 'red' alerts have any relevance to the overall health of your device. Don't take the bait, mate.
the batteries tend to go beyond what is indicated, it is normal, so it is advisable to charge a maximum of around 80%, to keep the voltage below that threshold
I stumbled on this thread when checking what other P4 threads I was missing out on. The voltage is very transient, and you also have to be careful to distinguish between your battery voltage and the measured voltage in the system during charging.
NB: all the following is dependent on root.
The dumpsys batterystats includes lines for "volt=???". If you extract all of these and convert the ms offsets to times, you will get graphs like the following
I can only assume the numbers should be divided by 10 to get to the mV You can find this graph at Currently Running>Battery>Battery History Extras>AUTO-WIDTHx4>Graph of Explicitly Recorded Values [VALUE]>NONE - Direct Values Logged>Battery Volt [VOLT].VALUE
Also from the dumpsys, you can get the charging status (as well as battery power and with some calcs, the drain rate) which gives me the following for the same period as above
Pretty clear the measured "volts" jump up during charging. NB: I am using an old low wattage charger, not the fast charge.
The above graphs were generated using my app TeMeFI, with some details on the above features in the post1 and post2. There are >100 other graphs from the app, including the discharge rate over time. Ands you can also extract the data frommwhiuch the graphs are based.