Description: Mini humidifier aroma oil diffuser. 300ml water tank. With colorful night light. 2 adjustable spray modes: one for continuous spray, two for intermittent spray. 5V 1A micro USB power supply, compatible with any device with a USB port such as laptops, desktops, power banks, wall sockets, and wall plugs. Automatic shut-off function: 4 hours programmed shut-off for continuous spray, 6 hours for intermittent spray. Small and lightweight, perfect for a bedroom at home, an office in a 20-30 square meter space, or portable for the car and travel. Specification: Rated voltage: DC5.0V / 1.0A; Working current: 250-350mA; Rated power: 1W; Water tank capacity: 300ml; Spray volume: 25-35ml/h; Timer: 4 hours / 6 hours; Size: 78x119mm / 3.07x4.68 inches; Material: ABS / PP / Electronic components. Package includes: 2 aroma humidifiers, 2 USB cables, 2 user manuals, 2 cotton swabs