Mmortal03mmortal03 42366 silver badges1212 bronze badges Incorporate a remark If the UPS worked fine in holding issues powered up through outages, you don't need to stress about the waveform issue or need an expensive pure sine wave UPS. It also adds two USB ports (one USB-A and 1 USB-C) as https://reidj6om7.azzablog.com/34109979/ups-home-can-be-fun-for-anyone