Drivers flabbergasted by 'mystery' button on rear-view mirror - that only works sometimes - Mirror Online
![Drivers flabbergasted by 'mystery' button on rear-view mirror - that only works sometimes - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article29414795.ece/ALTERNATES/s615b/0_Car-mirror-with-adaptive-dimming-system.jpg)
A number of drivers have been turning to the internet for advice over a little button they spotted on their rear-view mirror - and they were surprised to learn what it really does
![](https://i2-prod.mirror.co.uk/incoming/article29029088.ece/ALTERNATES/r500/1_Refuelling-Before-Work.jpg)
Drivers flabbergasted by 'mystery' button on rear-view mirror - that only works sometimes - Mirror Online
![](https://images.ladbible.com/resize?type=jpeg&quality=70&width=648&fit=contain&gravity=null&url=https://images.ladbiblegroup.com/v3/assets/bltcd74acc1d0a99f3a/bltbd0fcdffa59284fb/64ad70d18f1343500aacbbbf/rear-mirror-warning-tiktok.png)
Drivers warned cars have a secret button under rear view mirror which could save lives if used correctly
![](https://www.the-sun.com/wp-content/uploads/sites/6/2023/06/MF-DRIVERS-NIGHT-OFFPLAT.jpg?strip=all&quality=100&w=1920&h=1080&crop=1)
Drivers are just realizing what mystery button inside cars is really for - and it makes driving at night so much easier
![](https://i2-prod.mirror.co.uk/incoming/article30444255.ece/ALTERNATES/s615b/0_Car-in-motion.jpg)
Drivers warned cars have secret button under mirror which could save lives - Mirror Online
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Master Tailgaters 10.5 OEM Rear View Mirror with 4.3 LCD Screen + Dynamic Parking Lines, Rearview Universal Fit Mount, Auto Adjusting Brightness LCD, Anti Glare
Is it safe to drive with only side mirrors (no rear view mirror)? - Quora
![](https://eu-images.contentstack.com/v3/assets/bltcd74acc1d0a99f3a/blt0d6a610d0c7731ab/64ad74d8d75f259e00ea78f6/mirror-car.png)
Drivers warned cars have a secret button under rear view mirror which could save lives if used correctly
![](https://i.dailymail.co.uk/1s/2023/07/12/09/73118847-12290121-The_woman_from_Louisiana_who_goes_by_everythingbrooklyn_on_TikTo-a-12_1689149047807.jpg)
Driver reveals how secret rear view mirror could save lives
![](https://www.the-sun.com/wp-content/uploads/sites/6/2023/06/close-shot-car-inner-rear-824602292.jpg?strip=all&w=960)
Drivers are just realizing what mystery button inside cars is really for - and it makes driving at night so much easier
![](https://www.the-sun.com/wp-content/uploads/sites/6/2024/01/newspress-collage-go87smcz7-1705958068874.jpg?1705945615&strip=all&quality=100&w=1920&h=1333&crop=1)
Am I the only one who didn't know' drivers say as they find hidden button above their heads which could save LIVES