Is It Safe To Leave Phone Charger Plugged In Overnight. An unused phone charger can probably drain a car battery in a few years. The other reason to be careful about charging overnight is battery health.

Check and see if they are warm when idling. No they wont hurt anything if they are in good shape and operating as intended. Therefore provided that the phone in question is purchased from a verified and legitimate retailer there should be no danger in leaving the phone charging overnight.
No they wont hurt anything if they are in good shape and operating as intended.
Wiens says the typical smartphone battery will get about 400 charge cycles which should help the device last at least a. Therefore provided that the phone in question is purchased from a verified and legitimate retailer there should be no danger in leaving the phone charging overnight. Non-genuine chargers can draw a lot more power up to 10 to 20 times more based on my testing. Thats why you can plug your iPhone or Android phone into a charger and revving it up to at least an 80 charge happens fairly quickly.
