Note: The 1.5 meter product is suitable for Christmas trees that are 1.5 meters high, and the actual length of the product is about 1.3 meters. ?Colorful Tree light?There are multiple static effects, 11 dynamic effects, and multiple animation library effects for you to choose from in the app. You can choose different animations and loop through multiple different animations. Support text input and DIY creation of desired effects. ?Remote Control APP?Experience a new level of holiday magic with our Smart LED Christmas Tree lights. Connect effortlessly via Bluetooth to the app, available for both iOS and Android devices. Take complete control of brightness, speeds, color modes, scenes, and timer settings with ease ?Christmas Decoration Lights?To decorate a 5 ft-tall Christmas tree, you will need smart string lights and a star topper. Our smart Christmas tree lights are perfect for both indoor and outdoor decorations. High-quality green wire with an IP65 waterproof rating makes holiday decorating effortless. Let the gentle glow envelop your home, yard, and windows, adding a touch of warmth and joy to your holiday season. ?NOTE: The top star is warm white and it will not change color .please do not buy if you ?Group Control?With the coordination of four devices, LED tree lights add an extra dimension to your lighting effects. You can choose from 68 dynamic scene decorations to adorn your space. Note: The GIF function is only applicable to one set of devices ?Easy to Install?Transform your space with the warm glow of Christmas lights in a mere two minutes—no extra tools required. And when the joyful celebrations draw to a close, carefully stow them away in their boxes, preserving the magic for the next holiday season