Adoption of 800ml water tank allows the humidifier to eliminate the need for frequent refilling. Depending on the weather and ambient humidity, the dual spray design allows you to adjust the mist modes. You can also use it as a night light, which features breathing and constant light. Due to the fine mist sprayed from the humidifier, your skin is deeply moisturized and dryness is relieved. Whether you are at work or sleeping, the low 20dB operating noise will not disturb you. Premium flame-retardant ABS material ensures that the humidifier is safe and durable to use. The length of the humidifier is 15.5cm, the width is 11.8cm and the height is 9cm. The large-capacity 2000mAh rechargeable battery also keeps you away from annoying wires. You can use this USB humidifier at car, office, bedroom, living room, baby room, etc. Item Name: Humidifier Material: Fireproof ABS Rated Current: 1A Rated Voltage: 5V Noise Level: 20dB Color: White, Pink Using Time: 8-12h Power Supply: USB Working Power: 5W Spray Volume: 40/80ml/h Water Tank Capacity: 800ml Number of Spray: Dual Spray Spray Mode: Continuous/Intermittent Applicable Water: Mineral Water/Tap Water Battery: 1 x 2000mAh Rechargeable Battery (Included) Features: Cordless, Long Working Hours, Deep Moisturizing Size Details: 15.5cm x 11.8cm x 9cm/6.1" x 4.65" x 3.54" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Spray Button: Short Press 1: Open dual spray (8 hours auto-off) Short Press 2: Turn on the left spray (12 hours auto-off) Short Press 3: Turn on the right spray (12 hours auto-off) Light Button: Short Press 1: Normally on mode Short Press 2: Breathing light mode (long press to set the color) Package Includes: 1 x USB Humidifier 1 x USB Cable 1 x Chinese and English Manual