falling led christmas lights 1.water proof,safety voltage 2.energy saving,easy to ... 3.CE,ROHS approval 4.Distance option Product features:falling led christmas lights,LED Copper lamp series products are our company's new patented ... white and colorful.DC voltage:3V,4.5V,6V,12V,24VDistance between lights:5.6cm,10cm,15cm,20cmcopper wire dia:0.4 ...