HDNICE Flamingo Decorative Light String, Battery Operated Novelty Light for Bar Indoor and Outdoor Decorations Warm White LED Light String with Remote Control (18.7 Ft 40 LED)About Outdoor Use For indoor/covered outdoor use both. Battery box is made of PP and sealed by quality silicone protective ring to offer excellent water resistant ability and meets IP64 requirements. Warning: DO NOT soak the battery box in water. Features 1. For indoor/covered outdoor use, easily set or wrap, safe and never go hot 2. Battery-operated, requires 3 AA batteries (not included), remote capable(remote included) 3. 2/4/6/8 Hrs timer used with remote control, build-in 6 Hrs timer provides automatic shut off. Build-in and remote capable timer function(if you turn it on under 6 Hrs timer mode at 3 PM, it will turn off at 9 PM and turn it on again 3 PM the next day) 4. You can chose flicker mode and control the intensity of light, rang of remote control is around 5 meters 5. 18.7 ft wire and 40 LEDs, 3 AA batteries could last approximately 30 Hrs. Description 1. Different from traditional string lights, our copper string lights are lighter, safer and prettier. 2. When you decorate the Christmas tree with our string lights, the wires will be invisible. The bulbs are tiny and our icons are designed and made exclusively, we payed so much attention on details to make each of our item come with a story. 3. Decorating fantasy comes to life with this marvelous lighting fixture,creates a magical experience in you home. 4. Battery-powered strings bring new drama to wreaths, centerpieces and mantels alike.