Welcome to our collection of high-quality traffic signal lights, including vibrant red, yellow, and green options. Our School Bus "STOP" Arm Mechanism is specifically designed to enhance safety for students. This product signals when the bus is stopped, allowing children to exit safely while alerting oncoming vehicles, ensuring a secure environment for all. **Product Features:** - **Type:** School Bus Stop Sign - **Installation Location:** Mounted on the exterior of the vehicle, just below window height for optimal visibility. - **Material:** Crafted from durable aluminum for long-lasting performance. - **Working Voltage:** Compatible with both DC 12V and 24V systems. - **Control Mode:** Features both electric and manual operation. - **Flip Angle:** Electric flipping capability of 90°±2° for user convenience. - **Protection Rating:** IP65 rated, ensuring resistance to dust and water. - **Temperature Range:** Operates efficiently in temperatures from -35℃ to 75℃. - **Lifespan:** Designed to endure over 250,000 cycles. **Installation Instructions:** 1. Select an installation location that avoids obstructing lights or vehicle doors. 2. Secure the base by drilling holes in the pre-marked locations on the vehicle body, ensuring to avoid critical components. 3. Attach the base to the vehicle using bolts and apply waterproof sealant for added protection. 4. Install the reflective STOP sign at the end of the arm, ensuring the text faces outward and is level. **Maintenance Tips:** - Regularly check and tighten any loose screws on the support arm. - Keep the STOP sign clean to maintain its reflective quality. - Lubricate the spindle and support arm quarterly for optimal performance. **Warm Tips:** - Note that slight color variations may occur due to different lighting conditions during photography. - A measurement error of 1-3 cm may exist due to manual measurement. **After-sales Support:** If you have any questions about our School Bus Stop Sign before or after...