About this item Black Wire Halloween String Lights: 66ft length 200 LED Purple Halloween fairy string lights are made from high quality copper wire. Good ideal design for decorate indoor and outdoor. Add warm and charming atmosphere to any space. 2 IN 1 POWER SUPPLY: These fairy string lights has USB port and power adapter. Please use USB port or adapter to provide power, then PRESS THE BUTTON of dimmable control to enjoy a fairy world. Twinkle Star fairy string lights designed with dimmable controller to adjust the brightness to satisfied different requirement. Waterproof & Safety: The wire parts of the string lights are fully sealed, thus making it submersible, but the battery case is only IP 44 waterproof, so it can meet normal use outside but not enough to put under water directly. With low voltage no overheat after many hours of usage, safe to touch after any hours of usage Lightweight and Twistable: Our Twinkle Star lights are lightweight and easy to move to any place you like. They can be easily twisted and wrapped around decor and furniture to make your place cozier. Widely Applicable: The copper wire string lights are a perfect choice for decorations of Halloween, walls, Christmas trees, tents, furniture, etc. Its USB port allows you to apply the lights with USB adapter, power bank, cell phone charger or any other power source with USB interface › See more product details