Make the holidays magical with the Ecosmart 150-Light LED Warm White String Light Set. It features long-lasting, super-efficient LED bulbs that use 80% less energy than traditional bulbs. The 50.6 ft. strand features 150 colorful C6-shaped bulbs placed 4 in. apart to create a dazzling display. Connect up to 26 sets for convenient, one-plug decorating. Indoor and outdoor use. UL-listed.