Split Design Nasal Aspirator with 9 Suction Levels: Adjust the suction strength according to your baby's needs for gentle and effective relief from congestion Night Light Mode Included: Soft illumination provides comfort during nighttime use, aiding in easy and discreet suction 10 Colorful Nursery Rhymes: Engage and soothe your baby with a selection of vibrant and cheerful melodies while attending to nasal congestion Detachable and Heat-Resistant: Easy to disassemble for thorough cleaning and withstands high temperatures, ensuring hygienic use and longevity Compact and Portable: Designed for convenience, take this nasal aspirator with you wherever you go, ensuring comfort for your baby anytime, anywhere Specification: Model: NASA602 Shell material: ABS Collection cup material: PC (high temperature resistance) Tip material: food grade Silicone Tweezers material: food grade PP Power: 5.5W Rated voltage: 3.7V Noise: 63dB Power supply method: Type-C Battery capacity: lithium battery 18650(2500mAh) Gear levels: 3 levels of volume; 3 levels of light; 9 levels of suction Suction strength: 65Kpa ±3Kpa Suction: 1st gear: 3.5L/min 2nd gear: 3.9L/min 3rd gear: 4.2L/min 4th gear: 4.6L/min 5th gear: 5L/min 6th gear: 5.4L/min 7th gear: 5.8L/min 8th gear: 6L/min 9th gear: 6.2L/min (±0.1L/min) Charging voltage: DC 5V/1A Charging time: about 3 hours