1Light weight: The weight of the product is about 1.8 grams, and the size is 0.9*0.59*0.39 inch. Our hearing aids are very small and can be carried around and used anytime and anywhere. Scientifically designed according to the characteristics of the ear, our hearing aids are easy to wear and carry, so it won't interfere with your daily activities, ensuring you can enjoy the world around you. 2Our hearing aid is not only a sound amplifier, but also a sound collector, with simple control and friendly interface. Our hearing aids use advanced sound transmission technology, so you won't hear any echo or howling. Make sure you don't miss a single detail in a conversation or an important event. Ideal for seniors, ensuring they can enjoy life to the fullest without missing important sounds. 3Charging function: No longer have to worry about running out of power, the hearing aid can be charged through the data cable. Fully charged in 3 hours, it can run continuously for about 35 hours after fully charged, very environmentally friendly, reduce waste, and protect the earth. 4Don't let hearing loss hold you back. Our hearing aids are designed to help you live life to the fullest without missing a sound. Our hearing aids make a great gift for a hearing-impaired loved one, ensuring they can hear the world around them again. 5Suitable for the crowd: mild hearing impairment, moderate hearing impairment.