Parameters:

1. Power:5V DC ( 2 x \"AA\" 1.5V alkaline batteries - Not Include)

2. Net weight: About 90g (without Battery)

3. Atomization rate: ≥0.2ML\/min

4. Size: L 60mm x W 45mm x H 115mm

5. Residual liquid amount: ≤0.5ML

6. Inlet protection rating: IPX3

7. Noise: ≤50Db(A)

8. Contraindications: None

9. Nominal frequency:108kHz