ER CHEN Cool White LED String Lights Plug in, 99ft 300 LED Long Fairy Lights Dimmable Remote, Indoor/Outdoor Silver Coated Copper Wire Decorative Lights Bedroom, Patio, Garden, Yard 1. Quaity Assurance: Each product of ER CHEN has been through rigorous testing before shipment, when you receive the product if you find any problems, we will unconditionally offer you a free replacement. 2. Dimmable Led String Lights: Remote controller with short-circuit protection can better protect you and string lights, 10 levels brightness and adjustable flash/smooth/strobe lights delight your parties, wedding, christmas, creating a festive ambience. 3. Safe to Touch: 300 LEDs on 99ft /30 m Copper Wire, the 6.6ft /2m long lead wires adds no trouble finding an outlet to use it outside the house. Light strings are enameled copper wire and low current ensures that the copper wire is insulated and won't be overheat. After many hours of continuous work, you can still touch it safely. 4. Flexible, Durable & Waterproof: Made from high quality 3-Strands silver coated copper wires, this fairy light is durable enough to experiment with any shapes as you like. The copper wire parts of the string lights have IP65 waterproof level which is perfect for both indoor and outdoor decorations.(The power adapter and the connector is not waterproof, it should be covered if used in rainy days.) 5. CERTIFICATION and WARRANTY: High-safety power adapter is guaranteed with UL certification, and the string lights possess FCC and CE certificates and meet environmentally-friendly RoHS. We provide you with 12 months warranty, 60 days Money Guarantee, 24hrs Customer Service. If you have any problem with this item, please contact us directly, and we'll always happy to help you.