It'll go through power although recharging, so You should use it to be a charging adapter although it's plugged right into a wall socket. An LED screen around the unit lists the charge percentage as well as a power button beneath. It feels good and will come with a comfortable-touch https://modernsmarthealth.com/product/computers/power-bank/battery-capacity/15001-20000mah/yoobao-m20pro-20000mah-portable-charger-dual-usb-output-input-lightningmircro-input-mobile-phone-external-battery-pack/