Waterproof; DurableThe string lights are fully sealed, making the silver wire parts submersible. The insulated wire and fully sealed LED can withstand all kinds of weather, including heavy rain and snow, and the battery box is also waterproof. The outdoor Christmas lights are suitable for outdoor use. ^ 8 Lighting ModesThe variable mode (8 modes) provides the perfect solution for your decorative lighting needs; You can adjust the mode to the desired scene. This LED string light is ideal for Christmas, party, and home decoration. Memory Function: Once the mode is selected, the light will work in this mode next time, and you don't have to worry about resetting it until the battery power runs out. . ^ Battery Operated Christmas LightsThese are 2 x 100 LEDs that are battery operated. Waterproof fairy lights require 3*AA batteries (not included) which can last up to 5 days of continuous, steady lighting. leave it on flashing mode; with a timer set for 6 hours each day, they will last over half a month without a problem to delight your Christmas, holiday, or wedding. ^ Wide ApplicationUse these pretty twinkle lights. and various places of decoration in different seasons. 10M flexible ultra-thin copper wire can be easily bent into any shapes you like, wrap whatever you want. Mini LED string lights create a warm, joyful, and festive atmosphere to delight your patio, garden, stairs, and walkways. , yard, bedroom, wedding, party, Halloween, and Christmas.