Incandescent mini lights are still one of the most popular lights on the market. With the variety of colors that they come in their versatility and low cost, these lights still dominate over any other light type. Add a fun and festive touch to your Christmas tree banister or doorway with these timeless lights. Lighted length: 24.5'. 4" tail cord. Super bright bulbs. UL-certified and approved for indoor or outdoor use. If one bulb burns out the rest will stay lit. Lights are equipped with a lamp lock feature which makes them replaceable and keeps them from falling out). Comes with replacement bulbs and a spare fuse. Contains end-to-end connectors that allow you to connect multiple sets (not to exceed 210 watts). Wire gauge: 22. 120 volts 60 hertz 0.17 amps 20.4 watts.