Feature 1Usage: Portable audiometer machine designed to quickly screen for hearing acuity and check for hearing attenuation, which is suitable for elderly and kids use. 2Readable Screen: Portable audiometer is a test tool used to test how much sound a patient can hear, with a LCD screen to display the data, which is easy to read. 3Easy Operation: Long press 3 seconds to turn on the device, press the button to select the frequency and sound, and cover the patient ear with a gasket for testing. 4Lightweight: Handheld audiometer machine is small in size and light in weight, just like a remote control, allow you can operate by one hand, suitable for many people to use. 5Package Included: LCD Screen audiometer is made of ABS material, firm and sturdy, come with a spare pad and a storage box, which is durable and can be used for a long time.SpecificationItem Type: Handheld AudiometerMaterial: ABSPurpose: A test tool used to test how much sound a patient can hearStyle: Light weight, easy to operate, easy to useBattery Type: 3 x AAA Batteries(Not Included) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Audiometer1 xSpare Pad1 x Storage Box