Size16.8cm*12.5CM 1. Hianjoo 500ml Essential Oil Diffuser- Large volume small size. Perfect for reducing stress, promoting sleep and improving work efficiency with different kinds of essential oils, in bedroom, office, spa, yoga and other occasions. Note: Essential oil is not included.2. Whisper Quiet Aromatherapy Diffuser- The humidifier uses ultrasonic technology in particular, no annoying noise, ideal for home use. It is also a great gift choice for Christmas, New Year, Birthday!3. Waterless automatic shutdown- Water shortage protection design to ensure safety. The diffuser will automatically turn off when the water is not enough.4. Remote Control- You can easily control the aroma diffuser by remote control, turn on or off; change the fog from low to high; set the nightlight and set the timer without leaving your couch or bed. The remote control is included in the package.5. Romantic Colorful Lamp- It's with 7 kinds of colors, you can choose the light you like as a night lamp in the night or in the dark. Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some color difference depending on the physical object received.