Reflector Material : ABS/PS Reflector Color : Red Reflector Width : 3-1/4 In Reflector Height : 3-5/8 In Reflector Depth : 1-3/8 In Mounting Type : Built-In Magnet And Foldable Hook Dimensions : 3-1/4 X 3-5/8 X 1-3/8 In Suitable For : Warning Includes : (3) AAA Batteries