Yes. Power banks may lose charge while not in use, and some battery chargers can even go bad. How long power banks hold charge is decided by battery's inherent self-discharge rate, a natural mechanism in all rechargeable batteries. Self-discharge rates vary from 2% to 10% per month, dep...
powerline adaptors, etc. you need to plan for how you will use your broadband without them as you’ll want to keep the backup power to the bare minimum, so your wi-fi may only work in some rooms. It’s not likely to be viable to power every single device, so focus on getting you...
Brandt Ranj