Leaving your phone on the charger all night will overcharge your battery.
“Overcharging” is the term that gets thrown around a lot with this one. The concept is that if you leave your phone on the charger for a while after it hits 100 percent, it will keep pumping in the current and that will reduce the capacity of the battery or even cause it to catch fire.
To prevent it
WE BUILD CHARGER ALARM.
The concept is that if you leave your phone on the charger for a while after it hits 100 percent the alarm will be turn on to let you know it already hits 100 percent.
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