Features:1.Five gears can be adjusted and selected by one key control, easy and convenient for meeting different needs.2.Food grade silicone suction head and nozzle, soft and skin-friendly.3.Detachable design for cleaning conveniently.4.Ergonomic design with humanized radian, comfortable to hold.5.Rechargeable design with USB cable, easy to charge and durable to use.6.Anti-reflux design, can prevent the snot from flowing back into the nose.7.The body and liquid storage box are not afraid of humidity after separation. Specification: Material: ABS body, silicone head coverSize: 20x4cm / 7.9x1.6inSuction head: gourd suction head for newborns; funnel suction head for over 2 years old childrenColor: yellow, pink, greenVacuum maximum suction: 3500mmHg (65kPa)Motor: 3V/DCOperation environment: 16-35, the relative humidity remains within 85%.Storage delivery environment: -10-55, the relative humidity remains within 85%.Special attention:please do not throw the nasal aspirator body into the water to clean it. Use Instructions: Before use, soak the suction nozzle in warm salt water for 10 minutes to disinfect.Install the nasal aspirator and open the switch to start.If the nasal excrement is dry, you can use saline or nasal spray to spray into the nostril first.The nasal spray should be exposed to the nasal cavity for four to five minutes. PackList:1 X Nasal Aspirator 2pcs X Suction Head 1 X Data Line Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.