Aluminum solar road stud for port –RUICHEN Solar road studs,road stud Quick Details:Place of Origin: Henan, China, Brand Name:RUICHEN, Model Number:RC-SRS-B1,Name:led marker road stud, Power supply:High Efficient monocrystalline 5V/0.4W,Load capacity:20ton static, Battery:NI-MH 1.2V/600MAH or Lithum battery 3.2V/500MA,Material:PC, road stud