Features: brand new and high quality 750mL capacity: about 18 hours of continuous spraying, about 28 hours of intermittent spraying, no need to add water frequently. Atmosphere night light: With a small night light on the top, you can easily fall asleep in a comfortable and quiet environment. Power-off protection: built-in anti-dry burn probe, automatic power off without water to prevent dry burn, double for protection, safe and reliable. Silent operation: silent humidification, no radiation does not affect sleep. Charging function: It takes about 3.5 hours to fully charge. The continuous spraying for time is 5.0 hours, and the intermittent spraying for time is about 7.0 hours. Specifications: Material: Abs/pp/ Silicone/ Hardware/ Electronic Components Color: Blue/ Light Gray/ Pink/white Size: Approx. 9.7x17.8cm/3.8x7inch Water for Tank Capacity: 750ml Noise: 36db or Less Battery Voltage: 3.7V Battery Capacity: 18650/2000mah Input Voltage: DC5.0V/1000mah Battery Power: 7.4W Working Power: 250-400mA Use Power: 1.1-1.7W Spray Volume: 30m-50ml/h Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Host 1x Sponge Stick 1x Data Cable 1x Manual