It’s unfortunate that some producers, particularly, however not completely, Apple, have made the cells non-user-replaceable. Firstly, depleting from eighty% down to 20% solely gives you a utilization of 60% of the battery’s capacity.

So this advice is meant to lead to longer total battery lifespan, nevertheless it’s successfully chopping the battery’s capability in half for practical daily use. This could be potential for a telephone with a removable battery, however not for the iPhone.

But after I quit utilizing it and await a while, the voltage will come back up by itself, even without being plugged in. And should you look at the table on the high of this text, you’ll see that the voltage of the battery will attain four.2v lengthy before the battery is absolutely charged. Hi there, I simply realized this web site doesnt inform you if its DETRIMENTAL IF YOU CHANGE THE RATE OF CHARGE . for example… charging to full cost for 2 HOURS and then utilizing a special charger whch expenses to full charge after only eighty mins. The best suggestion I may give you is about your practice #three.

A excellent example is after I’m on the road, operating the GPS with the display screen on constantly, whereas streaming web radio within the background. I’ve seen that I can drive all day long and by no means get a full charge, although it’s plugged in.

Regarding how I use it for GPS with out harm, if the current being provided equals the current being consumed by the device, then the battery actually is neither being charged nor discharged. The cellphone will get heat from the display and all it’s pondering, but the warmth is not coming from the battery. I truthfully don’t understand how a lot votage charge my battery is getting but I prefer to keep away from the 2 extremes of 4.2V charging and in addition below 20% the place it puts strain on it. @vince yeah I agree it be an excellent science experiment and would assist to reply some unaswered questions from doubters and restrict the debates whether or not charging discharging initially improves the battery capacity. If I’m using the cellphone for a long time, video, gps, or anything that keeps the screen on, the voltage will finally read very low.