power bank and cell phone, close-up. powerbank charges the phone in the hands of a man. usb and phone speakers close-up

bank battery button cable center charge charger charging closeup color communication concept connectivity connector device discharged electricity equipment external facility fast gadget hands indoor information level lipol lipolymer lithium matte mens mini mobile modern office phone portable power powerbank powercell powerunit screen service smart smartphone sociability source supply technology touch typec usb use wire