SMART APP CONTROL: Use our included quickstart guides to connect to the app and then either to your existing Tuya Smart or Smart Life accounts. You can then use your voice to conveniently control your smart diffuser including colors, mist settings and other functions. AUTO-OFF FUNCTION (SAFE): This aroma diffuser can last for 6 -8 hours with a water tank capacity of 300ml. Designed with waterless auto-off function, this essential oil diffuser will turn off automatically when water runs out or once it rolls over in your by your careless. ADJUSTABLE 7 COLORS of LED SOFT LIGHT: A short press of the LED control button, it will change between 7 pleasant color options or cycle through colors regularly. Whats more,You can use the App to change any color of the LED light and adjust the mist output as well. MILTI FUNCTION: Aroma Diffuser is capable to fill an area of 300 square feet with humidity and Aroma. 4 Modes of Timer Setting: There are 1H/3H/ 6H/ Continuous modes that you can select. Safety protection: When the water level is low, it will be automatically turned off. DESIGNED & ENVIRONMENTAL: This diffuser is extremely quiet while working because of the ultrasonic technology design. Made by non-toxic ABS material, there are no peculiar smell during using. Its easy to carry and clean as well.Just a few drops of the essential oil fragrance, you can enjoy the ultimate aromatherapy experience in your home or workplace.