MICTUNING Red Folding 17 Inch 60 LED Road Safety Triangle Emergency Flasher Warning Reflector 60 Ultra-Bright LED:Flashing to improve visibility to ensure your Safety in Emergency situation,visibility distance up to 500 meters. Foldable Design:the triangle simple folds down for Easy Storage. Dimension:15.3"x15.3"x15.3". Battery powered:3 AA battery needed(Not Included). What you get:1X Red Emergency Road Flasher, 1 Yr MICTUNING Warranty and Friendly Customer Service.