Description: Metal Hollow Design: Made of iron material, sturdy and durable to use. Essential Oil Diffusion And Candle Holders: suitable for heating aromatherapy essential oils and spreading essential oils into the air 100ml Tray Capacity: The top container tray can hold about 100ml of water to meet the fragrance needs of the family. Scenes to Be Used: Suitable for living room, bedroom, hotel, restaurant, office and so on. Instructions for Use: The distance between the base and the cup is designed, please do not put anything under the candle, it will burn the glass bowl. Specification: Material: wrought iron, glass Tray Capacity: about 100ml Size(optional) Size A: approx. 7.5x11.3cm/2.95x4.45inch Size B: approx. 10x13.7cm/3.94x5.39inch Size C: approx. 7.5x11.3cm/2.95x4.45inch Note: This product is just an aromatherapy burner, does not contain candles and essential oils Instructions for use: The distance between the base and the cup is designed, please do not put anything under the candle, it will burn the glass bowl. Fill the top glass bowl with 2/3 hot water, add 2-3 drops of essential oil, and light the candle to enjoy the aroma. Package Includes: 1 Piece Iron Aroma Burning Furnace Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you