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Das inoffizielle Android-SystemhandbuchDas inoffizielle Android-Systemhandbuch
Buy at Amazon for €6.99
Mini Power Bank, External Battery 5000 mAh Portable Power Bank Portable and Compact Mobile Phone Charger Mini Small Portable Power Bank Two Charging Ports Compatible with iPhone and Android Type CMini Power Bank, External Battery 5000 mAh Portable Power Bank Portable and Compact Mobile Phone Charger Mini Small Portable Power Bank Two Charging Ports Compatible with iPhone and Android Type C
Buy at Amazon for €15.99
NIU Power Bank, Ultra-Thin USB C 10000 mAh External Battery, Three 3A Outputs Mobile Phone Power Bank with Torch for iPhone, Samsung, Galaxy, Huawei, Oneplus, Xiaomi, Google, iPad, Airpods, Android and MoreNIU Power Bank, Ultra-Thin USB C 10000 mAh External Battery, Three 3A Outputs Mobile Phone Power Bank with Torch for iPhone, Samsung, Galaxy, Huawei, Oneplus, Xiaomi, Google, iPad, Airpods, Android and More
Buy at Amazon for €19.99
VEGER Power Bank USB C 5000 mAh, 20 W PD Mini External Battery, Fast Charging USB C Power Bank, Compatible with Samsung, Huawei, USB C Mobile Phones etcVEGER Power Bank USB C 5000 mAh, 20 W PD Mini External Battery, Fast Charging USB C Power Bank, Compatible with Samsung, Huawei, USB C Mobile Phones etc
Buy at Amazon for €24.88
ATUVOS Key Finder, Smart Air Tracker Tag Compatible with Apple Where is? App (iOS Only, Android Not Supported), Bluetooth Key Finder for Luggage, Wallets, Suitcase, Replaceable BatteryATUVOS Key Finder, Smart Air Tracker Tag Compatible with Apple Where is? App (iOS Only, Android Not Supported), Bluetooth Key Finder for Luggage, Wallets, Suitcase, Replaceable Battery
Buy at Amazon for €19.99
Power Bank 10000 mAh, PD 22.5 W, Small But Strong USB C with LED Display, Power Bank, Portable Power Bank without Cable, External Battery is Suitable for Phone, iPad, Huawei, XiaoMi, Samsung and MorePower Bank 10000 mAh, PD 22.5 W, Small But Strong USB C with LED Display, Power Bank, Portable Power Bank without Cable, External Battery is Suitable for Phone, iPad, Huawei, XiaoMi, Samsung and More
Buy at Amazon for €18.99
As of 2024-04-13 04:14
prices & availability might be subject to change.
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Battery Helpers

Battery Calibration

2024-04-12

Probably one of the most persistent Battery Myths: the battery needs to be calibrated every now and then! Rather nonsense (see linked article). You don't need an app to calibrate your device's battery. That rather happens as a side-effect: that is, always when your battery ran low until the evening, and you fully charged it in one uninterrupted run (over night) – so those apps are mostly „snake oil“ to obtain ad revenue (see: What’s it all about those modules apps contain?). But for those who insist, there are some calibration apps available – which all require root (mostly to remove the batterystats.bin which holds the "juice consumed by app" data):

Identify Battery Consumers

2024-04-12

Though Android comes with a built-in tool to show battery usage and consumers, this is often mis-interpreted and not even complete. It gives you raw indicators, true – and if there's an app nibbling at your battery all day long permanently with „greater hunger“, it will certainly show up here. For a deeper analysis, however, one often needs tools revealing more details:

Other Battery Helpers

2024-03-27

Further Readings:

2024-04-12