Quartz accuracy in an inviting and soothing display!

In addition to illuminating this unique display, the lamp elements at the base of the bubbler tubes gently warms the chemical agent at the bottom, increasing the chemical reaction rate to produce a visible stream of bubbles rising through the tubes in a short time. The mystery of bubbles - fascinating to "children" of all ages.

The clock is 4" (10.1 cm) wide and 6" (15.2 cm) high.

To help you get started, let the U.S. Naval Observatory and the National Institute of Standards and Technology show you the current time!

Gift wrap orders: input salutation in the comment section at the end of the ordering process.