Additional Product Features LED lights use 90% less energy Full profile tree Hinged branch construction Light sets on tree are UL certified and approved for indoor or outdoor use, however, the tree itself is recommended for indoor use only If one bulb burns out, the rest will stay lit 3-piece easy assembly (including stand) Lights are equipped with lamp lock which makes them replaceable, interchangeable and keep them from falling out Comes with replacement bulbs and spare fuses Comes with a FREE black metal tree stand Wire gauge 22.