BOSS TU-3 Chromatic Tuner, capable of highly accurate tuning. I am a non-smoker and have no pets. I have confirmed that it works, but it is a used item, so please understand that no returns or refunds are accepted. The accessories are all that are shown in the photos. If you have any questions, I will answer them as quickly as possible, so please ask before purchasing. Cancellations after purchase are not accepted. Thank you for your understanding. - Model: TU-3 - Type: Chromatic Tuner - Brand: BOSS - Connections: INPUT/OUTPUT - Power: 9V battery or AC adapter Thank you for viewing.