One New Aftermarket Tech Info:-: 24 LEDs@ 23 Flash Patterns@ Low Power Function for Night Use@ Memory Recalls Last Flash Pattern Used at Power-Up@ Can be Synchronized with Other Units@ Weatherproof and Vibration Resistant@ Blunt Cut Wire Connections, CERTIFICATIONS: ECE R10, CA Title 13, COLOR: Amber, HEIGHT: 2.087, HEIGHT: 53mm, INTENSITY: Unadjustable, LENGTH: 13.976, LENGTH: 355 mm, LIGHT BAR LENGTH: 355, LIGHT PROFILE: Low, LIGHTING: LED, MOUNTING: Permanent, REPLACEABLE LIGHT SOURCE: FALSE, SAE LIGHT CLASS: 1, SERIES: MLB 50, STROBE POWER LOCATION: Remote, STROBE TRIGGER LOCATION: Remote, VOLTAGE INPUT HIGH: 24, VOLTAGE INPUT LOW: 12, WIDTH: 205mm, WIDTH: 8.071-Hella: H27995001, H27995011, H27995021, H27995031Replaces Part Numbers: HLA-H27995001