Description: Convenient capacity of 280ml enables the diffuser to run for 4 hours in continuous mist mode , and 8 hours in Intermittent mode (Spray for 3 seconds, stop for 3 seconds) without refilling, allowing you to obtain all night humidification. Timed Setting : This diffuser can be programmed to run for 2-8h It will distribute the essential oils througout your chosen area in the form of a gentle, smoke-free mist that wafts delicate aromas while humidifying a dry atmosphere. The auto off function allows you to leave your diffuser unattended. It will shut off automatically when water left in the water tank detects to be lower than the safety amount. No need to worry about dry burning. 7 Colors Light Specification: Power supply mode: USB, car power supply, AC Noise: 36-45db Rated voltage: 5V Rated power: 3W Weight: 110g Size: 135x72mm/ 5.3x 2.8 inch Package Includes: 1x Mist Humidifier 1x Charging Cable 1x Manual