"The Whelen Engineering Guardian halogen mini lightbars feature 175 RPM rotators and a full-size diamond mirror that provides 700 flashes per minute. Light Type Halogen mini light bar, Flash Patterns qty. 1, Mounting Hardware Included Yes, Flashes Per Minute 700, Housing Material Polycarbonate, Bulbs Per Light qty. 2-55W halogen H1, Lights Included qty. 1, Mount Type Magnetic, Connector Type 12V DC, Power Cord ft. 10, Rotations Per Minute 175, Light Color Amber, Dimensions L x W x H in. 17 5/16 x 7 x 6 1/4. SAE J845 Class I certified amber 175 RPM rotators full-size diamond mirror provides 700 flashes/minute Precision wide-angle reflectors provide maximum intensity Quiet, reliable double ball bearing motor assembly Standard 12V DC Magnetic mount Includes 10-ft. cord"