Features： 1、Multiple Function: The brush is used to clean the ear hook and the sound tube, the U shaped steel needle is used to adjust the volume and fine tune. 2、Battery Replacement: Magnets at the end of the brush make it easier to remove and insert hearing aid batteries, won't damage your hearing aids. 3、Wide Range Of Application: Suitable for various brands and styles of hearing aids such as ITC or ITE hearing aids. Conform to ergonomic design, easy to hold and use. 4、Portable Design: 10pcs of hearing aid cleaning brush, meet your use needs. Compact and lightweight, easy to carry, suitable for home, car, office, etc. 5、Plastic Material: Hearing amplifier brush adopts high quality plastic material, safe and eco friendly, non toxic and harmless, firm and wear resistant, durable for use. Specification： Item Type: Hearing Aid Cleaning Brush Material: Plastic Application: Suitable for most hearing aids, such as for Oticon hearing aids Characteristics: One brush for three purposes, the top magnet is used to replace the battery, the brush is used to clean the ear hook and the sound tube, the U shaped steel needle is used to adjust the volume Package List： 10 x Hearing Aid Cleaning Brush