Features: UPGRADE: Diecast Aluminum Housing & Ultra-thin design.24 LED as light source, offers a super bright light output, can be seen on a bright clear day. HIGH PERFORMANCE: Integrated heatsink, and anti-condensation drain port, Waterproof and dust-proof, and corrosion-resistant. 18 STROBE PATTERNS: Built-in flasher, 18 select-able flashing patterns; Last pattern recall/memory function. UNIVERSAL 12V-24V: Fits for any public utility vehicles, construction vehicles, tow trucks, snowplows, emergency medical vehicles, ambulances, oversize load vehicles, slow vehicles EASY TO INSTALL: 3 wires connection; Free Screws &Protection Pad to Attach to The Grille or Bumper. Specifications: Type: Strobe Flashing Light Bars LED Model: 3030 Number of Chips: 24pcs/Bulbs Number of Bulbs: 2 Color: Amber/White Patterns: 18 different flashing patterns Voltage: 12-24V Power: 72W Waterproof Level: IPX-4 Lifespan: 50,000 hours Material: Plastic Size: approx. 190 x 27 x 11 mm/7.48 x 1.1 0.4 in Placement on Vehicle: Front, Rear, Left, Right Application: Signal light, Daytime running light, Fog light, etc. Application-2: For Construction / Towing / Slow-moving Truck. Application-3: Vehicle Auto Car Pick Up Truck SUV ATV UTV Trailer Fitment Type: Direct Replacement Package Includes: 2 x 24 LED Emergency Flashing Light Bars 2 x Rubber Pad 4 x Screws 4 x Nuts