Dual Mist Technology: Advanced ultrasonic atomization provides 2 levels of heavy mist for instant temperature drop. 900ml High-Capacity Tank: Enjoy up to 8-12 hours of continuous cooling without frequent refills. Turbo Pressure Mode: Enhanced motor provides stronger airflow with 3 adjustable speeds. 7-Color LED Mood Light: Perfect for bedside use, creating a relaxing sleep environment. Ultra-Quiet & Portable: Noise-reduction design with a built-in handle—ideal for office, bedroom, or study. Eco-Friendly USB Power: High efficiency (12W) works with power banks, laptops, or wall adapters. Specification: Built-in battery: no battery Power supply: USB Wind speed gear: 3 gears Input voltage: 5v Rated power: 12W Control button: mechanical button Rated frequency: 50-60Hz Atomization: 2-speed atomization Water tank capacity: 900ml Package Included: Data Cable*1 Instruction Manual*1 Fan Host*1