Name:Embedded Rreflective solar road stud for motorway, Power supply:High Efficient Solar Panel(2.5V/0.3W ), Load capacity:20ton static, Battery:NI-MH 2*600mah(high temperature resistance), Material:Aluminium+PC, Road Stud Solar LED:Ultra bright diameter 5mm(4pcs or 6pcs), LED Color:Red,Yellow,Green,Blue,White,