Product features: 1. Fast adsorption of dirt inside the ear, and inhaling dirt into the dirt chamber 2. Using 2.5cm elastic material can protect the ear, will not hurt the eardrum, safe and reliable 3 compact and easy to use, must-have products for travel or domestic use 4. Provide two soft heads, easy to clean, worry-free replacement 5.The upgraded version is equipped with LED lights, which can better observe the situation in the ear and clean the ear canal more easily 6.The battery is upgraded from 1 AAA battery to 2 button batteries, which makes the product lighter. Product parameters: 1. Material: PP 2. Size: about 13 * 2.8cm/5.12 * 1.10in (due to manual measurement, there may be slight errors) Note: regular version: 1 * AAA battery (Battery Not Included) Upgraded version: 2 * Button Battery(Battery Not Included) Instructions: Turn the machine on, after you hear the sound of turning, slowly put it into ears horizontally with the suction head aligning with the ears Packing includes: 1 * ear cleaning device 2 * soft heads