[Super Long & High Quality] With 330ft/100m(first led to last led) and 9.8ft/3m extension wire, these Christmas lights are long enough for most of your indoor outdoor decorations needs. Applied high quality led lights chips and rubber wires, these Christmas string lights are very bright and more durable. Perfect choice for houses outlining decorations. [Compare with LED Strip Lights] Our led Christmas lights are as lightweight as strip lights. And with IP67 waterproof grade, our led string lights can work in water under 15cm to 1m. And they are 100% protected against solid objects like dust and sand. so they can not only be used indoor but also outdoor usage even in rainy, snowy or storm days. [Compare with LED Rope Lights] Our outdoor Christmas string lights are as high waterproof level as outdoor rope lights. And our Christmas lights outdoor are longer (330ft) and lighter than rope lights(usually only 33ft). One set for all decorations need. What's more, since the very small package dimension of our lights, they take almost no place to storage. [Remote Control & UL Certification] There are 8 different lighting modes with these Christmas tree lights to fit different occasions, moods needs. 4 Brightness levels-You can adjust the brightness levels as needed. With UL588 Certification, our led Christmas lights outdoor won't be overheated after long time using and the led beads are safe to touch when working.