Flashing LED Parking Sign: Garage parking aid that protects your vehicle from dents and scratches. LED brake lights flash to warn when vehicles are too close, allowing drivers to park their vehicle at a safe distance, even when it is difficult to see at night. [Parking Assist traffic lights]: When the car is about 2.4 meters from the parking device, the green light turns on and a slow frequency alarm sounds. When the car is about 1.4 meters from the parking device, the yellow indicator light turns on and a mid-frequency alarm sounds. [Auxiliary components]: It consists of two parts: sensor and traffic light indicator. The height can be adjusted arbitrarily according to the height of the vehicle, making it convenient for perfect parking and suitable for any vehicle. Easy to install Easy to install, the sensor can be installed almost anywhere and the height can be adjusted arbitrarily according to the height of the vehicle. Easy to use: For your convenience, batteries are included so that the stop sign can be installed straight from the box. Flashing LED garage parking signs are easy to install and work well in small spaces. Traffic light 186*60*39mm sensor 80*60*30.5mm