Product Information The Blacklight Responsive Version of Our Best-Selling Time Machine Ball Bearing Clock! Precision movement transfers a chrome ball every 60 seconds Hour, minute, and second indicators keep accurate time A dramatic centerpiece for any home or office Blacklight responsive Watch in fascination as time (literally) rolls by Observing the science of physical energy and the power of machines under the glow of a blacklight! A battery-operated motor lifts a steel ball bearing onto a durable concentric track at regular intervals. Here it moves with others on a slow downward course, both halted and propelled by 'see-saws' that tip when correctly weighted. Correct time can be read by observing the numerals that the balls are aligned with - hours and minutes are both indicated. This intriguing conversation piece is encapsulated in a clear impact-resistant case. The base measures 10" x 6", the clock mechanism stands 8" high. Powered by 6V AC adapter (not included) or 4 "C" batteries (not included). Tell a Friend about this item
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