Shows: Not all UPS models have shows (and you may not treatment if yours does), but they can be very helpful. More mature models and more recent reduced-conclusion units never consist of displays. Therefore, you're restricted in getting feed-back through the unit possibly via communication more than the USB/serial cable https://googlesites05825.59bloggers.com/34340761/the-smart-trick-of-ups-ups-that-nobody-is-discussing