WATERPROOF & PORTABLE: With IP65 waterproof battery box, you can easily install starry sky string lights anywhere, suitable for indoor and outdoor use, warm white lighting is perfect for your Christmas, birthday party, garden, wedding or girls bedroom, camping tent, Bedroom wall decoration to create a warm and cozy atmosphere. BATTERY OPERATED STRING LIGHT: Each decorative string light comes with 12M/39ft (2m lead wire + 10m string copper wire) bendable but strong copper-plated wire and 100pcs light-up micro LEDs, each string requires 3 AA batteries (AA battery package not included) included) 8 Lighting Modes: 8 different lighting functions, more choices, more beautiful. You can choose the corresponding mode according to your preference (combination/wave/sequence/slow/chasing/slow fade/flashing/constant.) Easy to Shape: High quality long silver sheet wire lights can be easily bent and shaped around plants, curtains, wall decorations, furniture, and are flexible enough to wrap around outdoor bushes, such as Christmas tree lights, indoor walls. You can also DIY them, bend and make as many shapes and designs as you want.