Xprite 18" Emergency Warning Traffic Advisor Vehicle Strobe Light Bar (Red) Includes: 1 x Traffic advisor strobe light bar with on/off switch and mode changer button Fitment: Universal for all vehicle with a 12V power source Dimensions: 18" ( width ) x 2.5" ( Height ) / Cord length: Over 7 Feet to the power switch and mode selector 7 Different modes of flashing / scanning mode. Please read the description to see a detail description of each mode Very bright led that are visible even during daytime conditions.