Remote Control--- The effective distance of the remote control is 3m, the remote control is powered by a 3V CR2025 button battery (not the battery is included). All of these functions can be achieved by pressing the buttons on the humidifier or the remote control. 400ml Capacity BPA Free--- Large capacity and more mist. Working time up to 10 hours. Refreshes and hydrates the air for rooms from 20 to 40m. The diffuser is BPA free, safe for children and pregnant women. Spray conversion--- You can achieve continuous and intermittent spray, large mist and small fog switching. You can easily set the time (1H / 3H / 6H / ON) through the controller. Variable Colors Light--- You can choose to cycle these colors automatically or choose any type fixed color. In addition, you can adjust the brightness of the light. Auto shut-off --- When the water runs out, the diffuser will automatically turn off. Package included 1 x Aroma Diffuser 1 x Remote Control 1 x Measuring Cup 1 x Power Adapter 1 x User Manual