Different from traditional Christmas lights, we combine 4 copper wires into one, enhancing their materials, making them more while maintaining flexible properties at the same time. Designed to last for years to come. After continuous improvement, it can achieve twice the brightness of other C9 Christmas lights. Our C9 Christmas lights are waterproof and can be used outdoors in any weather condition. Perfect for outdoor Xmas décor Multifunctional 8 lighting modes: Beautiful and brilliant lighting modes include waves, combination, sequential, gradual, flash, slow fade, flash and steady on. 8 lighting modes can meet all your requirements for different lights. High quality solar gazebo lights: When the built in NiMH battery saves enough solar energy in the daytime, lights can automatically work for 8 to10 hours at night. Widely used: These outdoor balcony lights are the perfect decoration for terrace, pergola, bistro, backyard, deck, barbecue, umbrella, dinner, birthday, Christmas, New