Feature: 1. Portable: The ear decompression device is portable and easy to use. 3 gear adjustable eustachian tube blowers, suitable for adults and children, with 3 silicone replacement heads to meet different needs. 2. Secure and Effective: The 3 levels ear pressure relief device relieves ear discomfort caused by flying, diving or altitude changes by providing a constant and steady gas flowing to the nasal cavity. 3. Wide Application Age: The ear pressure relief device is made of soft silicone and secure material that will not cause irritation when used. It is suitable for children and adults. 4. Multifunctional: The ear pressure reliever is multifunctional and easy to use. Comes with Type C charging cable, storage case and 3 silicone replacement heads, one gourd shaped head and two funnel shaped heads. 5. Effective Care Device: The ear pressure reliever helps to relieve symptoms such as tinnitus, earache and increased ear pressure, promoting ear health and comfort. You can choose the right replacement head according to different situations Specification: Item Type: Ear Pressure Relief Device Material: ABS, Silicone Size: Approx. 180x40x55mm / 7.09x1.57x2.17in Battery: Lithium Battery 700 MAH (Shipped with Built in Battery) Features: Comes with 3 replaceable silicone heads, one gourd shaped head, and two funnel shaped heads, please choose the appropriate head according to different situations. 1. Gourd shaped Head: Ball shaped design at the head end to avoid inserting too deep into the nasal cavity, suitable for children aged 3-12. 2. Funnel shaped Head: Elephant trunk shaped design for deep insertion into the nasal cavity, suitable for adult use. Package List: 1 x Eustachian Tube Blowing Device 3 x Replacement Heads 1 x USB Cable 1 x User Manual Note: For use in children and adults over two years old (children under two years old are prohibited from using)