COLD ATOMIZATION TECHNOLOGY: Using an atomization pump to send oil through a thin tube and release a dry mist of -particles into the air - the healthiest and most efficient diffusion to maximize the advantages of drop of oil. WATERLESS & HEAT FREE: Providing pure oil aromatherapy. Fine mist, 30 minutes can keep fragrant for hours. CONVENIENT TO MOVE AND CARRY: Built-in powerful rechargeable battery permits up to 24 hours of continuous use. Configuring USB port, can be from any USB port or wall outlet. Make your aromatherapy more convenient. MODERN: The design blends perfectly with any decor, e.g. bedroom, kitchen, bathroom, office, car, etc. You can use this portable diffuser in your spa, yoga, meditation, relaxation, and mood enhancing routines. Adopting air pumping technology, preserving the properties of oils. Add oils directly, diffusion without heating and water. The top cosmetic mirror design is well received by women. Built-in 2000 mAh lithium- battery, portable for many occasions and spaces. Detachable nozzle, easy to clean and change different oils. Three intermittent modes (15s on-165s off; 30s on-150s off; 60s on-120s off). This diffuser has the function of timing. It will auto-off after running in any intensity for 2 hours. read the manual carefully using the oil diffuser. use only pure oils and 10 ml oil . 't use thick oils as the nozzle will be clogged. The fine mist of this diffuser can only be seen under illumination and is suitable for small spaces. You can use your phone flashlight to verify whether there is mist or not. Colour: black Material: aluminum alloy Size: 69x135mm Package Contents: 1 * Diffuser 1 * USB cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.