SATE TO USE - The string lights will not heat up even after long time using. It is powered by low voltage for no risk of electric shock. Greatly safe for everyone, children and pet friendly. IP44 WATERPROOF - With IP44 waterproof design, the lights will withstand light rain. A little pitter patter perfect for outdoor and indoor decoration, ideal for outside weddings, festival, shows, and holiday decorations. TIMER FUNCTION & 8 LIGHTING MODES - Once activated, the lights will be on for 6 hours and off for 18 hours. It will continue until switched off. Besides, it can provide the lighting modes of combination, in waves, sequential, slo-glo, chasing, slow fade, twinkle, steady on. One button can control all different lighting effects. EASY INSTALLATION - No assembly required. Use the adaptor to connect and light it up. Conveniently hang it on both indoor and outdoor like walls, bedroom, yard, fence, windows, doors, ceilings with warm and festive atmosphere. Howdy Ho