COLD ATOMIZATION TECHNOLOGY: Using an atomization pump to send oil through a thin tube and release a dry mist of micro-particles into the air - the healthiest and most efficient diffusion method to maximize the advantages of every drop of essential oil. WATERLESS & HEAT FREE: Providing pure essential 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 stylish 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 essential oils. Add essential oils directly, physical diffusion without heating and water. The top cosmetic mirror design is well received by women. Built-in 2000 mAh lithium-ion battery, portable for many occasions and spaces. Detachable nozzle, easy to clean and change different essential oils. Three intermittent modes (15s on-165s off; 30s on-150s off; 60s on-120s off). This diffuser has the function of timing. It auto-off after running in any intensity for 2 hours. Please read the manual carefully before using the essential oil diffuser. Please use only pure essential oils and 10 ml essential oil bottle. Please don't use thick essential oils as the nozzle 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