● Solar Radar Speed Limit Sign: Aluminum shell, painted material, anti-corrosion, waterproof and sun-proof, sturdy and durable, pressure-resistant and wear-resistant, can withstand severe weather such as strong winds. IP65 waterproof treatment can prevent rainwater from seeping in, ensuring long-term use. ● All-Weather Real-time Monitoring: Solar speedometer, real-time display, radar speed measurement. Solar panels, high conversion rate, fast charging speed, not affected by severe weather. Visible distance is greater than 500m.Each sign is equipped with a dedicated remote control, which is convenient for users to set custom speed limits ● Engineering Grade Reflective Film: engineering grade reflective film, high brightness reflective, strong retro-reflectivity at night, improve safety.Equipped with a remote control, users can set the speed limit according to their needs. The speed measurement range is 2-99Mph. ● LED Lamp Beads: Solar Powered Radar Speed Limit Sign Embedded LED lamp beads, red and green dual colors, high brightness, low energy consumption. Overspeed display changes from green to red. Service life is greater than 100000H.Radar signs provide drivers with instant, clear speed feedback, displaying current speed in a highly visible manner to improve road safety. ●Easy to Install: Aluminum Solar Radar Speed Limit Traffic Sign/Solar LED Speed Limit Radar Detection Display/Radar Feedback Sign. U-hoop installation (included), regular 76/89 (customizable), please contact us for special needs. Can be easily installed to galvanized posts, wooden posts, chain link fences.