Dec 14, 2021 · Bluetooth Solar Road Marker With 30 Tons Compressive-Nokin . Nov 19, 2021 · Bluetooth Solar Road Marker Light With 30 Tons Compressive. NOKIN Bluetooth synchronized solar road stud NK-RS-A6-1 specification: LED Color is Red,Yellow,White,Blue,Green 5 colors for you to choose. Road warning signs | Transport and motoring | Queensland