Quote Now. Road Studs, Solar Reflective Road Stud . Blinking Led Road Stud Light For Port-LED Road Studs. Solar Road Stud Light Tehnical Specications : Product Name Solar Road Stud Light Model Number ESTL-04-A Solar Panel 0.2W,2V17% 10years Battery 1.2V 800mAh NI-MH LED 6PCS Red、Green、Blue、Yellow、White (Optional) LED Wave Length 620-650