Name:cast aluminium solar road stud Brand Name:showtime Model Number:DR-DD2007 1.Power-supply modes:solar cell panel(Monocrystalline silicon)2.Energy storage device:600MA high-temperature rechargeable batteries3.Working time:a basked 8 hours to continuous support 72 hours in standard light intensity4.Display mode :Flashing(2HZ+-20%)and bright5.Display colour:red,yellow,blue,green,white6.Display device:Double-sided 4 star anti-fog 5MM ultra bright LED7.Visible distance:>800M8.Service lifetime:>3 years9.Working environment:-20 +70 temperature10.Product size:105*105*21mm10.Rev. Control the light intensity:Positive lighting less than 500Lux11.Compressive capacity:Static pressure>12 tons12.Packaging size:48*40*35CM 100PCS/carton