Large Capacity: 500ml water storage capacity to meet one day humidification needs. 16 hours of continuous humidification, no need to add water frequently. Refreshes and hydrates the air for a room of 25-40 square meters. It is BPA free and safe for children and pregnant women. Nightlight: LED can be set to 7 soft, soothing colors. Press the light button to adjust the LED light (constant brightness/color changing). The colorful night light function creates a peaceful ambience, giving you maximum relaxation. Remote Control: You can easily set the time via the controller (60mins/120mins/180mins/normally open). The "up/down" button can change the mist mode to strong steam and weak steam. Auto shut-off: when the time is up or the water runs out, the personal humidifier will automatically shut off , so you don't have to worry about your home safety at night, breathe smoothly and sleep more peacefully. Wide application: the ultrasonic essential oil diffuser can purify and humidify the air, keeping you away from dry skin and chapped lips. It is suitable for living rooms, SPAs, bedrooms, living rooms, nurseries, offices, etc. Perfect gift for friends, families and colleagues. Product Name: Essential Oil Diffuser Product Material: PP Product Size: 12.1x16cm/4.76x6.30inch Input/Output: 24V 500MA Product Power: AC100-240V 50/60HZ Water tank capacity: 500ML Timer mode: 60mins/120mins/180mins/ON Working time: up to 16 hours Water shortage protection: support Spray mode: strong steam, weak steam 1 x Aromatherapy Diffuser 1 x remote control (without batteries)