this is a germicidal uv light. the secret to sanitization lies in advance uv (ultra violet) sterilization technology. uv lrradiation for getting rid of germ, bacteria. virus from an area or surface and come in blue color. make your home/office a safe. healthier place to live. single phase, with 3mtr. wire in complete kit – uv stick, 1 eye glass and 1pair hand glubs,