A MUST FOR CHRISTMAS DECORATIONS - These 100 led tree lights are long enough to reach an indoor socket while hanging the light outside. The transparent cord can blend beautifully to suit your winter decorations. Suitable for Christmas, patio, party, wedding, bedroom, yard, hallway, holiday, festival, Easter, stairs, bars, balconies, etc. IP44 Waterproof: These string lights are IP44 waterproof, suitable for use in adverse weather conditions. You can use them in conditions such as dust, rain, splash water, snow or frost. Perfect for indoor and outdoor decoration. Note: The adapter is not waterproof. Memory function: Once you select your favorite lighting modes, the Christmas lights will work in this mode next time and you don't have to worry about resetting them until you take off the power. Specification: Colour: cool white. Wire Color: Clear Cable LED Quantity: 100 LEDs Waterproof: IP44 waterproof Lighting mode: 8 modes Total length: 15 m (LED string lights: 10 m + extension cable: 5 m) Package contents: 1 x 100 LED Christmas lights. 1 x user manual