USB Dual Humidifier Module Electronic DIY Kit 20mm Ultrasonic Mist Maker Driver Circuit Board Fogger Atomization

30 sq meters. Brand new and high quality. Circuit board parametersCircuit board product voltage DV 5V. Current 300mA. USB Dual Humidifier Module Electronic DIY Kit 20mm Ultrasonic Mist Maker Driver Circuit Board Fogger Atomization Features: Brand new and high quality Circuit board parametersCircuit board product voltage DV 5V. Current 300mA. Power 2W. Frequency 108KHz, fixed frequency single-chip microcomputer. Driver board size: length 35×width 20×height 17mm there will be slight errors). Strong versatility, large amount of fog, stable performance, the chip has an automatic timing shutdown function 4 hours of continuous work will automatically shut down protection, if you need to turn on again, press the power on again). 5V USB power supply mode, can be powered by MICRO charging cable. Atomizing film parametersThe net diameter of the atomized steel sheet is 16mm, the outer diameter of the silicone ring is 20mm, and the wire length is 8cm. Product voltage DV 5V, current 300mA, power 2W