Phototube of Topelcom length of 10m, with cool white light, which is measured on the Kelvin scale with values from 5000K to 6800K. The tones of cool white are more blue compared to natural light. The supply voltage is 220V volt. It has an IP20 protection rating, which does not allow direct contact of our fingers with the lighting elements.. Allows you to control the brightness of the light through a dimmer.