Introducing Luminara fragrance diffusing moving flame LED candles! They are just like the traditional Luminara moving flame LED candles but with the added benefit of adding your own scent. The candle is made of real 100% paraffin ivory colored wax and measures 3.75-inches x 7-inches. It is remote ready (sold separately) and has the 5-hour timer feature which turns on the candle at the same time everyday for 5-hours and then turns off for 19-hours. This cycle is repeated until the candle is reset or or turned off using the switch on the bottom on the candle. Required 2 x D-cell batteries (sold separately) which last about 500-hours. The Luminara fragrance cartridges are sold separately for use with the Luminara fragrance diffusing candles. 10 distinct scents crafted with rare unique ingredients and essential oils to diffuse subtly, safely and beautifully. Each fragrance cartridge has a 200-hour useage time. Available in Honeycrisp Apple, Sea Mineral Mist, Warm Embers, Vanilla Sea Salt, White Tea, Island Gardenia, French Lavender, Spiced Cinnamon, White Pine & Balsam, and Heirloom Pumpkin. Simply remove the silver seal from the cartridge and slide into the base of the candle until it is secure and then turn on the candle and let the room fill with a beautiful aroma.