Does Charging Electronics Overnight Hurt Their Batteries?
Leaving your electronics plugged in after they're fully charged used to do some major damage, but now it's not as much of an issue.By Leah Becerra | October 1, 2015
Here’s a question: Do I need to unplug my electronics after they’re fully charged?
Let me just start by saying, this is a hotly debated topic. Partially because there’s more than one type of rechargeable battery and the rules are different for each. But most gadgets have lithium-ion batteries, so let's look at those.
Older lithium batteries could be damaged if the devices were plugged in too long. It’s called overcharging, and it could make a battery’s capacity drop a lot faster than it’s supposed to, so don't let these charge all night. (Video via eHow)