Features: 1. 100% brand new and super high quality. 2. Humanized design, the height and width are suitable for grasping by human hands, labor-saving and not easy to be acid, rubber buttons, feel comfortable. 3. USB charging energy saving, universal USB interface, can connect a variety of usb devices. 4. Selected aluminum alloy material, long service life. 5. Equipped with 3 black spouts, three large, medium and small spouts are suitable for ears of different sizes, and the black is not reflective and not dazzling. Specification: Material: Metal,glass Type: Luminous Color:As the picture show Size:As the picture show(1inch = 2.54cm) Uses: Used to illuminate the ear canal during ear picking Continued light time: about 10 hours of continuous use Charging method: USB charging Application: Suitable for beauty salon, home, ear picking shop. Package Includes: 1 x Otoscope 3 x Earmuffs Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.5. Equipped with 3 black spouts, three large, medium and small spouts are suitable for ears of different sizes, and the black is not reflective and not dazzling. 4. Selected aluminum alloy material, long service life. 3. USB charging energy saving, universal USB interface, can connect a variety of usb devices. 2. Humanized design, the height and width are suitable for grasping by human hands, labor-saving and not easy to be acid, rubber buttons, feel comfortable. 1. 100% brand new and super high quality.Batteries required: No. Item model number: JQHB2690-SV@#MOSHANQING. Country of Origin: China. : B0C2H5X83M. Manufacturer: MOSHANQING. Item Weight: 2.12 ounces. Package Dimensions: 5.91 x 1.18 x 1.18 inches.