Upgrade multiple mode functions: Each light includes 5 SMD LED on the PCBA panel, highlighting; 3 colors for different purposes, red 1pc and green 1pc on the two sides of the bow, 1pc white for the stern, 1pc white for the spare; 3 lighting modes-steady, flash and strobe. High quality and more durable: We use high-quality ABS shell which is anti-drop and wear-resistant to provide a longer service life. IPX5 grade water resistance, suitable for outdoor use, widely used in boats, pontoons, kayaks, dog collars, strollers. With the LED wick, the illumination visibility is about 0.6 meters. Easy to use: It uses button battery for power. Steady lighting mode lasts continuously for about 38 hours, and flashing mode lasts around 170 hours. Environmentally friendly and energy saving. It"s and sturdy, you can install/connect the light to the column of a child scooter/bicycle and use it as a front light or a tail light. Wide application: The sturdy heavy-duty back clip allows it to be hung on backpacks, pockets, belts, running gear, armbands, convenient to carry around. Very suitable for runners, joggers, cyclists, children, walkers, climbers, , etc. in the evening, dawn, dusk, morning and to outdoor safety. Colour: red + green + white Material: ABS + luminous light bar Size: 56x28x18mm Package Contents: 4 * LED lights Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.