Robustt Aluminium Material Silver And Red Solar Stud With Greater Visibility Than 800mtr (Pack of 4), Solar studs are blinking devices used on roads to promote road safety and minimize accidents by delivering in-sight locations to drivers and providing them with road visibility conditions, bends, and edges ahead in their field of vision.The high visibility of LEDs helps ensure easy and safe night driving.They are generally installed along the road or motorway surface. It is used to indicate the direction of the road.The additional wear-resisting layer is increased on the upper surface, which prevents the surface from being worn away and improves the efficiency of solar energy transferDesigned with handgrips and screw holes on both sides, which can be installedThis solar road stud is made with durable aluminum alloy and features a monocrystalline solar panel for up good lighting time after being fully charged