Amsterdam Light Festival

Arch bridge - Vendel& de wolf for the Amsterdam Light Festival with Yens-Yens.

It looks marvelous ! These tubes are installed underneath the bridge.
The tube are automatic type but the Voltage also DC24V, the length just 0.5m and one meter length.
It's single white color like the shooting star. 

http://www.jietw.com/index.php?id=204