solar street lamp 1,save 80% power and 3-5 times longer rainy days than other companies'. 2, Every night working all year,3- solar street light solar panel Mono/polycrystalline silicon power: 80Wp-200Wp, Life span 25 yearsBattery High efficiency, maintenance free lead acid battery 12V 60AH*2pcs / 12V 120Ah 2pcsController 24V 10A, IP67 and over charge and discharge protectionwaterproof and ...