* Christmas 3-inch led hang light balls: lovely hang ball decorates your Christmas tree, fireplace, gate, courtyard, fence, etc. multicolor ball can let people enjoy the happy time of Christmas. it is not only a perfect indoor and outdoor decoration for Halloween, Thanksgiving, Christmas and other festivals, but also a color changing decorative light for dinner, party, wedding and other occasions. * 16 colors Christmas decoration balls: 16 static RGB colors and 3 dynamic lighting modes(flash, fade, smooth), 5 brightness adjustments and 3 timing modes(2h,4h,6h), cordless design, eye-caring led makes uniform soft color light that doesn't hurt eyes. * indoor & outdoor waterproof light balls for Christmas: IP67 waterproof hang lights are made of food grade plastic, safe and environment friendly even for baby and pregnant women. furthermore, matte surface makes touches more comfortable. (Note: Tighten as much as possible to make the led ball completely waterproof). * RF remote control & battery powered light balls for Christmas: one remote can control all light balls from far away (max 200FT), even through walls or other barrier. (if some lights don't response, keeps flashing red, or out of control by remote, please press longer or replace new batteries). 1 ball light requires 2 CR2032 button batteries (including batteries), with a battery life of 25-70 hours. * what you get: 45 days free return and quick refund, 24-month free replacement for product quality issue, and lifetime prompt customer service. please note: if you need more help, please feel free to contact us and we will always be here to help.