Upgrade multiple mode functions: Each light includes 5 SMD LEDs on the PCBA panel with 3 lighting modessteady, flash, and strobe. Offers 3 colors for different purposes: red (1 piece) and green (1 piece) on the two sides of the bow, white (1 piece) for the stern, and 1 spare white LED. High-quality and durable construction features an ABS shell that is wear-resistant and impact-resistant for extended service life. IPX5 water-resistant rating makes it suitable for outdoor use on various boats, pontoons, kayaks, dog collars, strollers, and more. Provides visibility up to 0.6 meters. Powered by button battery for energy efficiency and environmental friendliness. Steady mode lasts approximately 38 hours; flashing mode lasts up to 170 hours. Lightweight and sturdy design allows easy installation on children's scooters, bicycles, or other equipment as a front or rear light. Features a heavy-duty back clip for secure attachment to backpacks, pockets, belts, running gear, and armbands. Ideal for runners, joggers, cyclists, children, walkers, climbers, and pets during evening, dawn, dusk, foggy mornings, or rainy conditions to enhance outdoor safety. Color: Red + Green + White. Material: ABS + luminous light bar. Size: 56 x 28 x 18 mm. Package includes: 4 x LED lights. Note: Lighting and display differences may cause slight color variations between image and actual item. Measurement may vary by +/- 1-3 cm.