Edge lighting and LED notifications on Galaxy phones
How to fix empty battery not charging on Samsung Galaxy Tab screen (SM-T585, A6/A10.1 and more) - YouTube
My HP laptop doesn't charge and doesn't power on either but keeps blinking white LED light behind the charging indicator spot even without the battery. What should I do? - Quora
Add a Blinking Notification Light to Samsung's Always on Display on Your Galaxy « Android :: Gadget Hacks
Use Wireless charging or PowerShare with Galaxy devices