Portable Handhold Mesh Nebulizer

1. Input voltage: lithium DC3.7V(built-in lithium battery /350mAh)/ dry power: DC-3.0V (2 No. 5 dry batteries) 2. Atomization rate: ≥0.25ml/Min 3. Nominal frequency: 110kHz 4. Deviation between working frequency and nominal frequency: ±10% 5. Working noise: ≤45dB(A weight) 6. Maximum water temperature in the medicine cup: ≤35° 7. The median particle size of fog particles: 4um, the error is not more than ±25% 8. Equivalent volume particle size distribution: the proportion of fog particles not larger than φ5um is > 60% 9. Automatic shutdown: After atomizing liquid medicine, automatic shutdown 10. Operating conditions: Ambient temperature: 5° to 40°, relative humidity: ≤80%RH