1. One-way air intake anti-backflow technology prevents the backflow of sucked secretions. 2. Three silicone suction tips are optional, which will not hurt the babys nasal cavity and meet the use needs of different scenarios. 3. Music soothing can effectively soothe the babys attention, so that the secretions in the nasal cavity can be better sucked clean. 4. Three suction modes can suck thin and thick nasal mucus, and different needs can be cleaned more comprehensively. 5. Product material: ABS + silicone 6. Surface treatment: spray oil + electroplating 7. Suction range: 50-60Kpa 8. Battery capacity: 500mAh 9. Charging time: about 1-2H 10. Use time: about 120min
