• Features:-• Very Easy and convenient for meeting different needs.It is made of food grade silicone suction head and nozzle which is soft and skin-friendly.• Maximum Five gears can be adjusted and selected by one key control.• Fully Detachable design for cleaning conveniently and Ergonomic design with humanized radian.• Quite Comfortable to hold Rechargeable design with USB cable.• Easy to charge and durable to use Anti-reflux design, can prevent the snot from flowing back into the nose.• Main Material: Silicone Suitable• Age: 0 - 6 years old.Use Instructions:-• Before using, soak the suction nozzle in warm salt water for 10 minutes to disinfect.• Start to Install the nasal aspirator and open the switch to start.• If the nasal excrement is dry nasal excrement, 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.