HAHOME 33Ft 100 LEDs USB Starry String Lights with Power Adapter for Wedding Christmas Party Decoration,Yellow USB interface,Safety,Water resistant,Durable,Energy-saving and Environmental protection USB Power: USB powered for application, free from the hassle of plugging to fixture and the eco-unfriendly batteries. You can light up the LED string lights with your power bank or laptop and use it almost anywhere you like such as camping, indoor, bedroom, party, wedding, cafe, commercial decoration etc Flexible & Durable: 100 micro super bright LED lights on 33Ft long ultra-thin copper wire with 3 inches distance between LED bulbs, you can use it to cover virtually any area or structure and increase the visual appeal in your setting Energy Efficient: 6W for 100LEDs,the LEDs used are low heat emission with bright light output and remains cool after many hours of usage.you can safely touch it even after 14 hours of usage Water Resistant: The USB string lights is waterproof and can be used both indoor and outdoor without any worry of moisture or weather damage or short circuit,(Warm Tip: The USB Interface is non waterproof,it should be covered if used in rainy days) Working Modes: Steady on,the supper bright micro bulbs with steady 360 degree viewing angle they illuminate in every direction