Rechargeable and Portable Fan With built-in 2200mAh rechargeable battery, lightweight and handle design, size (10.2cm) convenient to carry when you go hiking and traveling. Humidifier and Cooling Fan USB cooling fan and beauty humidifier 2 in 1, handheld fan to last your makeup or refresh yourself after exercise. 3 Speeds and Two Spray Modes 3 speed modes: low or high. Continuous or intermittent according to your , the humidifier can work independently or with the fan. USB or Battery Operated Upgraded 2200mAh rechargeable battery (included) or being with a USB cable (included). The battery works for 2-7 hours (for depending on the mode you use) Low Noise: Adopting brushless motor can reduce the noise to 40dB. Just one on high and one on low. You can't hear it over the sound of typing. 12 months to protect your little one, but important.