Energy efficient: 100m with 600 LEDs, but the total power is only 6W. Don't worry about wasting energy. IP44 waterproof: waterproof string lights that are also suitable for the exterior as well as the interior. However, it is not waterproof and keeps controllers and connectors dry. Outdoor string lights: 600 LED lights illuminate the happy atmosphere indoors or outdoors. Easy to use: turn on and unplug directly to turn on and off 8 modes to choose from: combination, waves, sequential, slogs, chasing/flash, slow fade, twinkle/flash and continuous light < p>Popular for decorating Easter, party, wedding, home, window, bathroom, festival, holiday, shows, restaurant, hotel, commercial building, pub, club, concert, hall, cabaret, fashion show, dance, scene, etc.