> a cheap UPS to keep it running in case of power outage What are the cheap options for RPI? I'v read that powerbanks are not designed as UPS and have no passt

> a cheap UPS to keep it running in case of power outage What are the cheap options for RPI? I'v read that powerbanks are not designed as UPS and have no passthrough charging: https://goughlui.com/2021/09/03/note-potential-issues-of-using-a-usb-powerbank-as-a-ups/ https://goughlui.com/2021/09/03/note-potential-issues-of-usi...