road way safety,solar road stud,100*100*20mm size;6pcs led,Red, yellow,white,green etc. ItemSpecificationSolar cellTypeMono crystallineVoltage2.5VCurrent80mABatteryTypeNi-MH ... *100*20mmMaterialAliminiumWeight350g road way safety,solar road stud,100*100*20mm size;6pcs led,Red, yellow,white,green etc.