About this item 1. High Efficiency: The Solar warning flashing light can automatically charge using solar power, greatly increasing the efficiency of the warning light. 2. Safe Passage: The Solar warning flashing light has a well-designed and precise signal, which can guide and remind drivers from a distance in the dark, enhancing driving safety at night. 3. Effective Waterproofing: The Solar warning flashing light has an internal waterproof design, making it suitable for various outdoor environments. 4. Multiple Scene Applications: The Solar warning flashing light is suitable for many places, such as roads, parking lots, construction sites, etc. 5. Long Lifespan: The lifespan of Solar warning flashing light solar products is up to 3-5 years, without the need to replace batteries, with low usage costs and easy maintenance. Size: 11*5.5cm / 4.29"*2.15" Package includes:1pcs