Thank you for your interest in the product. Please read the following before purchasing. [Product Description] Brand/Manufacturer: YAMAHA [Product Condition] Used. Batteries are included, and the device has been tested and confirmed to be working. The box is torn, but the main unit has no noticeable scratches. [Other] Please ask if you have any questions. YAMAHA ME-110 Digital Metronome with tempo and pitch adjustment functions. - Brand: YAMAHA - Model: ME-110 - Type: Digital Metronome - Features: Tempo/Pitch Adjustment - Power: Battery Operated Thank you for viewing.