Does the light will keep on? or will it go off. I need it dark in my room when I go to sleep.
no, it will be off after seconds.
Can I change a longer charging cord?
yes, of course.
Does it require a fast charger adapter for fast charging?
as they described, a 9V 1.67A adapter required.
My wireless charger has stopped working. How do I use the warranty?
contact customer support
the plug port has become loose how can I fix this ??
check the warranty and contact the customer support
Will it work with Lg V20 ?
yes, mine works perfectly.
Does it support 7.5W charging on iPhone 8/X?
Yes, 7.5w for iPhone X, 8 and 8 plus.
Does it have to be perfectly aligned in the center for fastest charge?
No, you can charge your phone at any direction.
I use a wallet case on my iPhone 8 Plus, will this charger damage the credit cards?
you'd better not.
can i charge my phone overnight?
I do this almost every day.