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Car Door Warning Light


Want to avoid unnecessary damages to your car?

Add on some extra protection for your car today.



Ensure that your car doors are protected even at night with the Car Door Warning Light. This handy device is tacked onto your car doors to prevent potential accidents from occurring. Make no mistake, this small and affordable device is going to save you a fortune in repairs! 




  • IMPROVES VISIBILITY: The Car Door Warning Light flash on whenever your car doors are opened, warning anyone or any car passing by to watch out. This is especially useful during the night when visibility is at its lowest.
  • NO TOOLS NEEDED: The Car Door Warning Light can be pasted onto the car door with the included sticky tack, while the magnets will be attracted to the metal found on your car. Neither of these will damage your car's paint job in any way!
  • SMART DESIGN: The light turns off when in close contact with the magnet (car door is closed) and starts to flash when the magnet goes away (car door is open). This simple and smart design is highly-sensitive and extends battery life.
  • WATERPROOF: The Car Door Warning Light comes with a rubber ring to protect your device even on rainy days.




  • 1x/2x/4x Car Door Warning Light
  • 1x/2x/4x magnet
  • 1x/2x/4x sticky tack


  • Measurement: 1.10 x 0.31" (28 x 8 mm)
  • Light Source: LED
  • Voltage: 3V CR2032 Battery
  • Weight: 0.07 lb (34 g)
  • Material: plastic, rubber