Whelen: DVI Enabled Products

Engineered by first responders, our DVI™ enabled products elevate nighttime emergency scenes to an advanced level of safety. By gradually increasing and decreasing warning light intensity, it's easier for approaching motorists to see and safely navigate around emergency scenes. pic.twitter.com/N0rAhCbPBp

— Whelen Engineering (@WhelenEng) April 13, 2022