It may be seen at first sight: Solar Street lights from Spanish manufacturer Zytech are like no other product around. The Zaragoza Based firm presents the solar street light with the best rate efficiency-price per road Km. on the market. With a really innovative technology product developed and manufactured in the company’s Holland factory, Zytech brand new off-grid Solar Street Lights (or SSLs) including new “Light Pattern” (LP) feature, is specially good for Roads, .