We are offering solar speed signages. specifications: size: 600/800/900 mm l.e.d size: 5 mm diameter/numbers can be defined as required solar panel power: 7w- c. battery: 6v, 4.5 ah-10 ah-17 ah (maintenance-free *lead-acid cells) light source: ultra bright led (various colors *available) visibility distance: >1,000m control: specialized controller for solar energy traffic lights run time backup: under rainy weather over 240 hours inside light control switch, starts in dark automatically pole prices extra if required we can produce more models according to your requirement.