Many of us rely on power banks to keep our phones charged on the go. Most of them don’t have a replaceable battery. The BT22 Wingman Elite takes a different approach. It lets you use 21700 batteries. Each battery can charge an iPhone 17 in full. It weighs only 3.88oz, so you can easily take it with you anywhere. The BT22 has a max output of 22W. This power bank has small current and ECO modes that you can activate with a click or two.
While this power bank is designed to work with flat top Li-ion 21700, 20700 batteries, it can work with 18650 batteries with an adapter .A flashlight module is also available for it that has 8 LEDS and a SOS mode. The BT-22 is made of fireproof polycarbonate. It has a convenient battery meter. You can find out more here.
