• LEDs with Built-in Sensor- Built-in magnetic sensor - Compatible with all types of vehicle such as car, truck, van, SUV, etc. 
  
• Safety-This bright warning light will alert the rear vehicles, bikes, and pedestrians when you open the door.
• Easy Installation-The adhesives included in the package enables you to stick the warning light and the magnet on the car door easily, no wiring or additional tool is required.
• Waterproof- Made of high-quality material, durable and waterproof, the warning light will function properly even on rainy days. Each warning light can last for 3 years in general.

SPECIFICATIONS:

• Colors：Blue, Red, Multicolor
• Size: 20mm*9mm
• Weight: 50g
• Material: ABS 

Tips: This warning light is suitable for all models, please rest assured to buy!

PACKAGE INCLUDED:

• 1 PAIR OF Universal Car Door led Opening Warning Signal Light