Solar-Powered & Auto On/Off - Equipped with a high-efficiency solar panel, this solar warning light charges automatically under sunlight during the day and lights up at night Long Lasting-Featuring an strengthened solar panel with enhanced photoelectric conversion rate and rapid charging speed. After a full charge on a , it can operate for approximately 10 hours Bright 3-LED Warning Light - Built with 3 high-intensity LEDs, Which enhances visibility to alert pedestrians and vehicles at night or in low-light conditions IP55 Waterproof & Design - Designed to withstand rain, dust, and outdoor conditions, ensuring long-lasting performance in construction sites, road barriers, and more Ideal for Multiple Safety Applications - Perfect for use in construction sites, barricades, traffic safety, beacon, dock, parking lots, highway and other areas that require a reliable warning signal Specification: Solar Panel: 2.5V x 150mA Number of LEDs: 3 Charge Time:6-8Hours Work Time:10Hours Battery Capacity:500MA Visual Distance: 500-1000 meters Color: Yellow Material: ABS Package Contents: 1 x Solar Warning Light Only the above package content, other products are not included. Note: Light reflection 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.