School Bus Stop Arm Signal】The electric school bus "Stop" arm signal is essential for ensuring children's safe crossing of the road. Drivers can notice it by the flashing light on the "Stop" sign. Secure Automatic Locking】The fixed magnetic locking mechanism ensures vibration-free folding and optimal stability in all traffic conditions. When the panel is opened to 90°, it automatically stops rotating and remains at 90°. High-Strength Reflective Film】The high-strength prismatic reflective film enhances visibility. This red reflective film is weather-resistant and visible from over 500 meters at night. Even from a distance, it is visible to other drivers, ensuring children's safety. Weatherproof Design】Professionally weatherproofed with an IPX5 rating, it ensures stable performance in adverse weather conditions. Service: We value our customers' shopping experience. If you have any questions, please feel free to contact us, and we will respond as soon as possible within 24 hours