The advantages of NOKIN road stud light:1)installation mdoes:by gule or screws.2) The road stud light is suitable for edge line of road and pavement.3) 180 hours for flashing ,40hours for steady after fully charging.4) Can work more than 3 years normally.5) Energy saving and environmental protection.6) Fix firmly the product by epoxy resin glue or screws.7) This road stud lightcan load-bearing