Features: ER CHEN LED Blue copper wire string lights create a peaceful and serene atmosphere in any corner you want to decorate. The copper light string is made from high quality 3-Strands copper wires, It's flexible and durable, easy to be bended into any shape that you desire around plants, signs, furniture and almost everything else. Just start a fun and easy DIY light decorative game for with your family and friends! It can be used easily, just untied the strings and twine to the things or places you want to decorate, then insert the plug. Ideal for any kind of home décor, Valentine’s day, Wedding, Halloween, birthday parties, anniversaries, Easter, DIY crafts and more! All Occasions Use for wreaths, decorative trees, weddings,baskets and so on. Beautify your patio, deck, front porch etc. Can be wrapped around almost anything, i.e. stairs, tables, chairs, balcony, or bedroom, anywhere you can imagine. Read more Technical Specifications String Length: 66ft/20m / Adapter cable length: 4.9ft/1.5m LED Quantity: 200 LEDs / Lamp Spacing: 3.94in/10cm Power Adapter Input: AC100-240V 50/60Hz Power Adapter Output: DC 12V Wire Material: Copper Wire NOTES: 1. The string light could NOT be extended or connected with other string lights. 2. Do NOT apply excessive force or repetitively bend the same spot. Read more Excellent Safety *12V Low Voltage UL/FCC Listed Power Supply - The fairy lights supply with a really safe DC12V low voltage adapter (plug) for use in your home, totally safe for your family. *Energy Efficient LEDs - 8W for 200LEDs, cost effective and energy efficient, no overheating after long hours of usage. *Safe to Use - The copper wire of this string light is enamel coated, making it well-insulated. Please feel free to use them as the twinkle lights for bedroom. Read more SURVIVE IN THE WINTER It's availiable to work between -20~60 ℃, let the lights add some colors for your winter holidays. WATERPROOF The light strings is IP65 waterproof, but the power adapter is not waterproof and should be used with waterproof receptacle cover when used outdoors. PACKAGE INCLUDES 1* 66ft 200 LED String Light 1* US adapter with UL/FCC certification. Read more Erchen Battery Operated Led String Lights 1 Set 33ft/100 LEDs Plug In Copper Wire String Lights Erchen Color Changing Led Plug in String Lights 1 Set 33ft/100 LEDs USB Color Changing Silver Wire String Lights 1 Set 33ft/100 LEDs Plug In Silver Copper Wire String Lights Length 33ft/10m 33ft/10m 66ft/20m 33ft/10m 33ft/10m LED Qty 100 LEDs 100 LEDs 200 LEDs 100 LEDs 100 LEDs Light Color Blue Blue Blue/Warm White/The combination of two colors Blue/Warm White/The combination of two colors Blue Power Source Battery Powered Plug in Plug in USB Plug in Color Change X X ✓ ✓ X