About This Product name: four spray atomization driving board; Rated voltage: DC 5V; Atomization frequency: 108KHZ ± 2KHZ; Rated current: 300MA; Power: 2.5-3W Spray Principle: Piezoelectric ceramics drive metal plate high-frequency oscillation, ultrasonic liquid atomization. Micrometer-fine water molecules atomize water throughmicropores and disperse it into the air Continuous spray mode: Spray immediately after power on (No Switch). Input DC5V power supply, LED light is always on, always spray. Shutdown: Unplug the power input. Micro hole atomization disc: fine mist atomization, large atomization, high atomization, nonwetting tabletop Widely used in the ultrasonic atomization devices, USB humidifier, perfume atomizer, aromatherapy atomizer and other atomization devices. Overview Brand : AITIAO Special Feature : Quiet Color : green Capacity : 1 Liters Product Dimensions : 1"D x 1"W x 0.1"H