... Gel battery, span life for 4 years; Mono Solar panel, power efficiency 17%; LED streetlamp, 60-120W, Good performance ... Bitmap INTEGRATED INTELLIGENCE, DYNAMIC FUTURECOMPARESION OF ECONOMIC BENEFITMAGLEV WIND SOLAR HYBRID LED STREETLIGHT SYSTEMTRADITIONAL STREETLIGHTITEMQUANTITY(SET)UNIT PRICE(USD) ... 938.84Total amount 24,396.75Remarks: maglev wind turbine with span life of 20 years, solar panel of 15 ...