Radom Twinkle LED Chrismtas Wedding Curtain Mini Light Set - Outdoor Lighting Fairy String Lights - 30% Twinkle Novelty Lights Twinkling LED Curtain Lights are perfect for the commercial and mall Christmas light displays. These commercial grade LED light strings are on White wire and have 50 LED's on 6" centers making each string 25' long. Each string has 70% steady and 30% twinkle bulbs that randomly twinkle and also have no end to end connections making them perfect for curtain lights. Because these strings have non-removeable LED's this eliminate failures from loose, broken or removed bulbs making these commercial grade LED Christmas lights very durable long lasting and extremely energy efficient. Each string also is full wave rectified which eliminates any flickering while making these LED Christmas lights brighter than ordinary LED mini Lights. Each LED uses a patented concave design making these LED viewable from all angles. Energy Star qualified and UL Listed for indoor and outdoor use. 50 Warm White LED's 5 mm on White Wire NON-CONNECTABLE SET (No End-to-End Connection) Twinkling Effect With 70% steady 30% Random Twinkle Bulbs Commerical Grade with Non-Removable Bulbs Full Wave Technology-No Flickering Concave Design-Wide Viewing Angle Energy Star Qualified Length: 25' Long with 6" Bulb Spacing Watts: 4.8 watts per string No Rectifier Adapter Needed UL Listed Indoor/Outdoor Your satisfaction is our #1 priority and if you have any issue please contact us and we would be glad to help.