General description The 4PCS 20LED Stroboscopes are designed for car emergency lighting, featuring advanced LED technology that reduces power consumption by 40% to 80%. These lights offer 8 different flashing modes, easily switched by pressing a button, and include a power-off memory function for convenience. With a lifespan exceeding 50,000 hours, these durable LED lamps provide reliable performance. Technical specifications LED panels: 4 LEDs per panel: 20 LED colors: yellow, red, white, red-yellow, white-yellow, red-blue Voltage: 12V-24V Chip model: 3030 Waterproof grade: IPX-4 Lifespan: 50,000 hours Material: ABS + LED Color: Black Measurement allowed error: +/- 1-3 cm Compatibility and accessories Applicable for: car, motorcycle, truck, van Package contents: 4 * Flash Light, 1 * Main Control Box, 4 * Rubber Pad, 1 * Double-sided Sticker (for Switch), 1 * Power Cord, 8 * Screws