LED fairy lights, battery operated, require 3 AA batteries (not included).Safe and low voltage for everyday use in your home.You can completely control the brightness and usage, and can be used for indoor and outdoor, not like solar power products for outdoor only, and you cant control the brightness and whether to use.^ A total of 100 cm long and 40 LED snowflake fairy lights - the diameter of each snowflake light is 0.7 inches and each light is 4 inches apart.^ IP65 waterproof - The fairy lights are well waterproof and can be submerged in water.The waterproof protection class of the battery box is IP44.Please try keeping it indoors or using something to cover it up.^ Warm light is similar to ordinary incandescent light, but is NOT bright enough to be used as general lighting.Generally used for parties, stages, weddings, bedrooms, night scenes and others, creating a warm and romantic atmosphere.^ Portable and safe, great for taking photos.Decorate your garden, your porch, your bedroom, your door and even your party with the fairy lights.Add a nice shimmer to your life.