REMOTE CONTROL & 8 MODES: The string lights with remote control to modify 8 lighting patterns, set the timer and adjust brightness as well as turn them on and off. Simply press the button on the battery box to select 8 lighting setting from Combination, In wave, Sequential, Slo glo, Chasing/Flash, Slow fade, Twinkle/Flash to Steady on. | BATTERY POWERED & SUPPORT USB: Our Christmas string lights, 2 in 1 powered style, support USB or Battery powered (3xAA size, NOT INCLUDED). No wiring required, portable, easy to put or hang on wall, window, door, wrench, garland, tree, fence and anywhere for decoration. | TIMER & MEMORY FUNCTION: Once turn on the fairy lights, the timer and memory function will be activated, the lights will stay on for 6hours and off 18hours each day automatically. The lights will remember the last lighting pattern you set. | INDOOR OUTDOOR WATERPROOF CHRISTMAS LIGHTS: IP65 waterproof battery box and string lights, great for outdoor indoor decor, add charming glow to your garden, patio, lawn, porch, gate, yard, bedroom, home, kitchen decoration. | 60 DAYS MONEY BACK & FULL 12 MONTHS FREE REPLACEMENT WARRANTY: For any issue, please just email us for full refund or free brand new replacement firstly.