Built-in 1200mAh Battery: This portable humidifier has a built-in 2000mAh battery, so you can take it anywhere. You can also use a Type-C cable to charge. Very convenient to use at home, in the office or while traveling. When fully charged, it can work for 5-10 hours without frequent refilling of water. Portable Design: You can use the small handle to move the humidifier to the space you you want to place for wireless use, and the usage scenarios are more diverse and convenient. Atmosphere Warm Light: Long press the button for 2-3 seconds to turn on the dim light, it is only suitable for very dark environments. When you don't want the room to be very dark at night, you can turn it on, and it provides some warm light. Superb process: CE certified ABS material, the surface is frosted and polished, and the electroplating process of the golden ring, cute yellow duckling and kitten in the space capsule. Very personality and quality. ATTENTION: 1. Moisten the built-in sponge stick when you use it for the first time. 2. Do not use mineral water.