... ,easy to sharp 3.CE,ROHS approval 4.Distance option Product features:falling led christmas lights,LED Copper lamp series products are ... category of led copper wire lightsA.LED copper wire string lights with battery boxB.LED copper wire string mini lightsC.LED copper ... ,white,warm white and colorful.DC voltage:3V,4.5V,6V,12V,24VDistance between lights:5.6cm,10cm,15cm,20cmcopper wire dia ...