Sales unit: 1 set (including two expansion screws) Product size: 49x13.5x8cm Length: 49cm Width: 13.5cm Height: 8cm Function: Reflective locator Regarding the error: There is a slight 0.5-1cm error in manual measurement, please understand. Product use: Used for vehicle parking safety in schools, underground parking lots, squares, and shopping malls. Product features: High strength rubber base, not easy to crack, strong load-bearing capacity, strong compressive capacity, and long service life. High brightness reflective film provides higher visibility during the day and at night. Support reinforcement, increased firmness, and extended service life. Pre drilling, fixed with installation nails (not included), not easy to move and tilt. Widely used in schools, underground parking lots, squares, shopping malls Easy to install Notes: Due to the brightness of the monitor. The brightness of light and many other factors. The actual color may be slightly different from the pictures online. Based on the actual product The dimensions are measured manually and may have errors. Please refer to the actual product received. _x000D_