... IP:66 2.ISO9001, CCC, CE. New design 60w solar street lamp(ISO9001, CE)Source height6m-8msolar batteryHigh conversion rate single / ... maintenance-free lead-acid batterieslight source High / low pressure sodium lamp, LEDControllerMicrocomputer Chip, Digital Circuits, Integrated Sensor TechnologyOperating environment -20 ... us or send email directly New design 60w solar street lamp(ISO9001, CE)