The short answer to this question is no. String light sets, whether incandescent strings or LED strings, have Underwriters Laboratory (UL) Listings for either indoor only or indoor/outdoor. Using outdoor lights for indoor decorations is common and safe, but precautions must be taken if you are using indoor lights to decorate outside. Outdoor lights are made to withstand wet conditions and cold weather, while indoor lights are not. Best Overall: KooPower Indoor Fairy Lights At 69 feet long, there's plenty of cable to make it around all four walls in the average-sized bedroom. And a low-voltage plug means these lights are safe enough to use inside. Use the timer function to automatically turn lights on and off according to your schedule. In the USA, the lights you buy will likely be labeled by Underwriters' Laboratories (UL). The UL label will indicate whether the light set is labeled for indoor or outdoor use. A green image on the label indicates that the light set is rated for indoor use only. However, some indoor lights are still single-purpose, and if you use these Christmas lights outside, they will not be as resistant to any moisture. Rain, ice, snow, and even just condensation can get into the connections and cause an electric short that could damage the lights.
The possibility of several inches of rain, could mean all those outdoor Christmas lights and decorations become electrical hazards. One expert said there are simple steps to take to avoid damage. You can get an electrical shock from water transfer. So you don't want anything to be wet, you don't want to be wet.
Fairy lights can become permanent fixtures for the patio or backyard or they can be temporary decorations, only used for parties, barbeques, romantic dinners and other occasions. Either way, they're great to have around. A lighted trellis can really look amazing in your garden.
Indoor Christmas lights should not be used outside, and though they may not immediately break if they get a little wet, they would not handle the onslaught of rain or a sprinkler system. If your indoor lights do get wet for some reason make sure to unplug them and let them dry thoroughly before you continue use.
Although all outdoor lights are waterproof, we would recommend a dry, cool place to keep them in tip top condition and prevent any moisture creeping in. With a little bit of TLC, and ensuring they are completely dry before storage, they should last you for years to come.
If your battery-powered bulbs are not rated for outdoor use, they are not safe to use outdoors, may pose an electrical hazard, and you'll likely experience poor performance from the strand or bulb.
Christmas tree lights should not be left on for prolonged periods of time or overnight. Even LED lights can overheat, and with a combination of a dry Christmas tree, could cause a fire. Make it a habit to turn off your Christmas lights every time you leave the house or go to bed at night.
The key point with these led string lights is that they do not generate heat like incandescent bulbs do. They give off super bright light but virtually no heat. What does that mean from a safety standpoint? It means there is absolutely no fear of overheating or fire.
They can overheat and cause a fire. Make sure that cords are not pinched in doors, windows, or under heavy furniture, which could damage the cord's insulation. Do not mount or support light strings in a way that might damage the cord's insulation.
Remove lights from packaging or box. Plug the string lights in to an outlet to make sure they work before you hang them. Take your step ladder or chair and place it near the lighted strand of lights. Gently pull the string lights up to the hook while they are still plugged in, and hang them from the hook.
Electrical faults are one of the top three causes of house fires each year, so firefighters are encouraging families to ensure their Christmas tree and fairy lights are used safely. “Use no more than three standard size sets of lights per power board, and make sure that electric cords are not covered by a rug or mat.
Totally safe to use, lighting fueled by batteries can be left on all night which makes them fantastic for working as night lights. Often children don't want total darkness when trying to go to sleep, so leaving on some fairy lights that are powered by batteries can provide the perfect solution.
Hanging lights with damaged cords can lead to an electrical short. This can damage your other lights and holiday decorations, as well as potentially lead to a fire. If you discover damaged strings of lights, throw them away.