... .50000h lifespan 5.CE,ROHS 70 watt led street light 1.Light source LED 7*1W ZF-LD7-02 Lamp ... constant-current power supply,ensure the stable performance ,light source lifespan 50000 hours4.High quality high transparency optics ... ,10M or more as requested 4.Used for solar street light which is supplied by solar panel , Highway,Main ... stadium,Football field Top quality 70 watt led street light good price