An Analog POE Clock is Eye-catching as well as Efficient The analog POE clock goes to first blush simply an additional wrist watch that happens to connect to a network. But an analog clock making use of POE (which stands for Power Over Ethernet) does more than just inform time; it minimizes maintenance due to the fact that you don't need to change batteries as well as you do not need to change for daylight financial savings. Let's look into their benefits a lot more closely.