Caution: color: we shlp according to the color of the first picture, in the package: if the quantity is not stated in the description, we will shlp the item according to the quantity and model in the title. Waterless aroma essential oil air diffuser car usb auto aromatherapy nebulizer rechargeable portable mist maker for home yoga| humidifiers waterless and wireless essential oil diffuser, auto off aromatherapy nebulizer, rechargeable and portable for car, office,yoga -description- model :mtp-a-nc08 material :food grade pp, pbt, glass power supply:dc usb 5v 1a output dc5v/1000ma product size:d68* h108 usb length :100cm power :approx 3w battery capacity:18650 2200mah lithium-ion battery essential oil capacity:10ml intermittent mode:15s on-165s off, 30s on-150s off, 60s on-120s off coverage : around 100~500 sq.Ft application:car, office, home, yoga spa living room bathroom hotel bar ktv product feature :waterless, wireless, rechargeable, portable remark:it is only can use 100% pure essential oil. -Features- 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 benefits of every drop of essential oil. Waterless & heat free: providing 100% pure essential oil aromatherapy. Fine mist, 30 minutes can keep fragrant for hours. Intelligent & professional: three intermittent modes: 180 seconds per mode: 15s on - 165s off, 30s on - 150s off, 60s on - 120s off. Auto shut off after 2 hours. Convenient to move and carry: built-in powerful rechargeable battery permits up to 24 hours of continuous use. Configuring usb port, can be charged 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. 1. Adopting air pumping technology, preserving the properties of essential oils 2. Add essential oils directly, physical diffusion without heating and water 3. The top cosmetic mirror design is well received by women 4. Built-in 2200 mah lithium-ion battery, portable for many occasions and spaces 5. Detachable nozzle, easy to clean and change different essential oils 6. Three intermittent modes 15s on-165s off; 30S on-150s off; 60S on-120s off 7. This diffuser has the function of timing. It will auto-off after running in any intensity for 2 hours. -Note- please use only pure essential oils and 10 ml essential oil bottle. Please don't use thick essential 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.