The Block Clock is a great marble effect clock it can stand out on its own or be very subtle in incogito mode and blend ino ot it surrounding while still being functional when needed.
You can set alarms for 3 different times, it's perfect for the living room, playroom, bedside, or guest room. Place it on your bookshelf to have the time always handy while reading, take a break from the cell phone.
Comes with a USB Cable and Batteries. Plug it with a USB for longer life.
Sound Detection Mode Highlight:
If you turn sound detection mode on, the display will go off and turn on when sound is detected. It will flash time, date, and temperature before going back to incognito mode. Here is a little video.