Brand Name: yongrow 

Origin: China Mainland 

Model Number: YK-N3 

Applicable parts: head 

color: White&Gray 

Contraindications: None 

For people: adult / kids / baby 

Inlet protection rating: IPX3 

Material: ABS 

Nebulizer Category: Microporous Nebulizer 

Nominal frequency: 108kHz 

Operating power: constant 

Power Source: USB or 2 X AA alkaline batteries 

Size: 50 x 48 x 130mm 

Use period: 5 Years(except for vulnerable parts) 

weight: about 110g(without barrery)