Energy Saving: These Led string lights come with 15 and 1 extra plastic edison-style bulbs, 2W & 140 Lumens, More elegant and stronger than glass bulbs. Waterproof and Heavy-duty: The hanging lights adopt heavy-duty IP65 cables, which more stable and flexible, can protect strands from rainy, windy, or humid climates. Long service life can reduce the maintenance cost of frequent lamp replacement. Smart Lighting: You can control the brightness of the light by dimmer switch which is not included to create the ideal atmosphere for a birthday party, family reunion, or wedding banquets. You can use these string lights to your garden, bedroom, wall, patios, decks, tents, pergola, and backyards, and also suitable for Christmas tree or other decors. If you are an owner of a bistro, cafe or restaurant, the lights can build a very comfortable and special atmosphere for your customers.