Safe & Perfect Christmas lights: String lights outdoor use energy-saving material. Low voltage (31V), safe to touch for children and pets even after many hours of work. fairy lights indoor provide just the right brightness - bright but comfortable. The waterproof dark green cable can be perfectly hidden in your house, garden, and tree to bring you an almost perfect visual experience. 20M USB Fairy Lights: Christmas lights outdoor come with a 20M/66FT string and 3m lead cable, the total length is 23m. 200 LEDs are bright and soft glow, long enough to decorate your garden or house. Green wire string lights with warm theme lighting can be perfectly integrated with offices, rooms, windows, and dorms to create a romantic lighting atmosphere. Our led string lights mains powered are the perfect accessory for home decor. 8 Lighting Settings - Fairy lights main powered have 8 lighting modes, including Steady On, In Wave, Sequential, Slo-glo, Chasing Flash, Fade, Flash, and Combination. All modes can be controlled by the remote controller or USB. Garden fairy lights bring different feelings and are great ornaments for daily & festival use. When Christmas comes, the lights can add a festival feel to your party and bring a more fun and memorable experience with your family. 3 Timing Setting & 10 Dimmable Function - 3 timing settings: 6 hours on/18 hours off, 8 hours on/16 hours off, 6 hours on/6 hours off/3 hours on/9 hours off. Setting "TIMER" allows the garden fairy lights to auto-work every day. 10 brightness levels: 10%~100%. fairy lights mains powered with memory function, remember your choice and create the right atmosphere. Ideal gifts for Christmas decorations indoors & outdoors. Waterproof Fairy Lights for Any Occasion & Ideal Gift - Resists rain & snow, designed for indoor and outdoor. outside Christmas lights are widely used for your garden, gazebo, home, bedroom, house, patio, balcony, yard, fence, porch, roof, deck, wedding, party, holiday, Thanksgiving Day, and Christmas DIY decorations. Perfect outdoor Christmas decorative lights. Beautifully packaged, our battery-powered fairy lights make a wonderful gift for friends and family.