Mmortal03mmortal03 42366 silver badges1212 bronze badges Include a remark When the UPS worked good in keeping items driven up through outages, you don't have to be worried about the waveform problem or require a costly pure sine wave UPS. CyberPower’s CP900AVR has a fairly easy-to-use interface with just two buttons https://proud-pira-group27147.like-blogs.com/33733101/what-does-ups-cleanline-mean