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Will Charging my Phone Overnight Harm the Phone and Battery Life?


There have been lots of on-going debates on how appropriate is it to leave your phones and other smart gadget to charge overnight.
Some have been of the opinion that it will damage their batteries without proofs to back up their ideology, while some charge their devices overnight out of uncertainty created by the epileptic power supply they are facing in their region. read: How to Detect a Fast and Slow Smartphone Power Charger

But from a rather expert perspective; will charging of phones overnight result to overcharging and harm to your device battery or are there no serious effect to that?

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Now speaking from first-hand experience and scientific knowledge based on proper research, here are what we will like you to understand pertaining the topic of discussion on whether overnight charging of your phone will harm it or not;

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If it were in the past when technology has not gotten to the level we are currently witnessing, I will tell you that such actions of charging phone overnight will result to overcharging and will damage your devices, but today, things are changing for the better.


The types of batteries found on those devices in the past are not the ones currently being used.

In the past, phones and other similar gadgets are mostly powered by Nickel based batteries and the technology and chemical reactions involved with those cells does not give room to arrest charging when battery is fully charged and therefore can result to overcharging and shortage in battery lifespan.

But just as we have emphasized, that things are better now and those shortcomings like overcharging of devices as result of prolonged or extended charging has been put to check by modern technologies and phone accessories.

What you have now are devices being mostly powered by Lithium-ion and Lithium-Po batteries which does not create room for things like overcharging on them, and more so the current charging technology has been in a way that when your phone is fully charged, it internally and automatically cuts out the reception of flow of electrons from the charger, thereby stops your phone from charging further at that point.


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In other words, your phone’s battery are not directly impacted when you charge them overnight and the need to take lightly the notion of overcharging and fear of damaging your phone has just been addressed, however there are some other precautions that can be taken when charging overnight for better performance of your devices.


For instant, those that charge their phones overnight while leaving them inside casing; it will be of good practice for you to take out the phone from any form of casing before going on overnight charging as this will help it not to generate much heat during charging.

We believe the issue of overnight charging has been addressed up there in the most standard manner and from now on you now know the real implication and impact of charging your smart device overnight in this present technological era.