"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, Mounting Hardware Included Yes, Flashes Per Minute 700, Flash Patterns qty. 1, Housing Material Polycarbonate, Rotations Per Minute 175, Light Color Amber, Bulbs Per Light qty. 2-55W halogen H1, Connector Type 12V DC, Lights Included qty. 1, Mount Type Magnetic, Power Cord ft. 10, 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"