Features: Easy to install. Lighting without delay. Green environmental light source, comfortable and convenient. Eight imported high-quality LED lamp beads are used, which have low power, high brightness, environmental protection and energy conservation. The model is the same as that of the original vehicle. During installation, it does not need to replace any line, but directly replace the old lamp or install it in any preferred position, which is suitable for all truck models. Specifications: Material: Rubber, PC Diameter: Approx. 11cm/4.33in Thickness: Approx. 5cm/1.97in LED Number: 21LEDs Voltage: DC12V Power: 3.6W Service life: More than 50000 hours Waterproof grade: IP67 Color: Red/Yellow Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 2x Side Marker