Safe to Touch Operating with 29V DC output voltage, it has excellent heat dissipation and is safe to touch. Copper Wire Technology The wire covered in the clear plastic is copper wire, which is really flexible, conductive and durable. High Brightness 306 LED lights brighten up the happiness atmosphere inside or outside; 18 string lights in total, widespread lighting source. Advanced Lighting Source The source of light is a row of LEDs, which disperses light very well and provides powerful yet even light without harsh glare or shadows. Widely Used Decoration of Party, Wedding, Festival, Shows, Restaurant, Hotel, Commercial Building, Shopping Center, Pub, Concert, Hall, etc.; Can be hung on walls, windows, doors, floors, ceilings, grasses, Christmas trees, etc. Specifications: Color Temperature: 6000K Light color: Daylight white Input Voltage of Adaptor:120V Input Voltage of String Light: 29V DC(low voltage) LED Quantity: 306 Lifespan: 50000hrs String Quantity: 18 Interval btw strings: 7in Size: 9.84ft x 9.97ft Material: Plastic+Copper Plug wire to the controller: 4.9ft Cable color: Transparent white About ZW ZW focuses on creating the best lighting experience. Only high end LED and advanced optical design are adopted. Enjoy lighting with ZW.