Name: Aluminum solar road stud Material: Aluminum+PC Power supply: Monocrystalline solar panel: 2.5V/120MA for NI-MH; 5V/60MA for lithum battery; Battery: NI-MH 1.2V/ 600mah(high temperature resistance); Lithum battery 3.2V/500MA(made in Japan) Flashing Solar Led Road Stud With Anchors Price-LED Road Studs. Synchronous Flashing Solar Studs