You may as well charge in the two USB-A ports at 1 conclusion – at a complete of 18W, so charging two or 3 (1 wireless, two wired) devices will split that power output. BenQ HT2050A: The HT2050 isn't technically a portable projector whatsoever, but it is compact and about https://modernsmarthealth.com/product/computers/power-bank/battery-capacity/15001-20000mah/romoss-power-bank-20000mah-sense-6p-external-battery-18650-powerbank-2-usb-portable-charger-for-iphone-7-samsung/