This atomizer is a new model. It is easy to carry and can be used at any time. The operation is simple. Two AA batteries are enough. One machine can be used for multiple purposes. Adults and children can use it (with masks of different sizes) Two usage modes: 1. Put two AA batteries for unlimited use in time and place. You can stop at any time if you want. This is especially convenient for children to use 2. Take out the battery, use the standard USB cable to charge it directly, the power is sufficient and the fog is bigger The atomizer has the function of automatic water-cut protection. When the water level is lower than the water level switch, the atomizer will automatically stop working Product parameters: 1. Product Name: Mesh Atomizer 2. Residual volume of liquid medicine: 0.5mL 3. Atomization speed: 0.2ml/min 4. Atomized particles: 3~5m 5. Medicine cup capacity: minimum about 0.5mL maximum 8mL 6. Noise: 50dB (A) 7. Working frequency: 120KHz10% 8. Power consumption: 2.0W 9. Power configuration: DC5V/1000mA USB power adapter cable or 2*1.5V (2 AA alkaline, product does not include battery) Package Contents: - 1 x Atomizer - 1 x Adapter - 1 x Adult Face Mask - 1 x Child Mask - 1 x Atomizing Mouthpiece - 1 x Dust Cover - 1 x Power Adapter Cable - 1 x Blister Pack (Blue) - 1 x English User Manual - 1 x Color Box Product Features: Fine particles: large fog, fine atomized particles Fast speed: microporous spray sheet, fast atomization speed Quieter: Low-noise design is quieter with piezoelectric components Less residue: liquid residue 0.5ml, economical to use Flashing light prompt: green light on means normal work, red light on means the battery has no power or low voltage Power configuration: 2 types of power, use 2 AA alkaline batteries (the product does not include batteries) or use a USB power adapter