The mark consists of the word WATT, underneath of which is the word HOME in dark blue font, the "O" in HOME being the word "WATT" in a stylized font in white and outlined in light blue, appearing on a dark blue background, with the upper edge of the stylized "w" continuing to form a circle around the word, and the circle appearing within a forest green outer circle, which combine to present the impression of an electronic indicator light.
The color(s) white, forest green, dark blue and light blue is/are claimed as a feature of the mark.