As I am not a professional, I have only confirmed that the power light blinks. Please consider this item as junk (for parts, research, or for those who can repair it). Appearance: Please refer to the photos provided. (We cannot guarantee subjective aspects such as stickiness, discoloration, wear, deterioration, and the feel of each operation.) Optics: Possible mold, dust, dirt, and cloudiness; please also refer to the photos. (We cannot guarantee subjective aspects such as the quality of the view.) Accessories: Only the main body is included. I have disinfected and cleaned the item, but as I am not a professional, there may be oversights or remaining dirt. Please forgive me. ^_^ Cancellation of the transaction due to the buyer's circumstances is considered a nuisance. *Due to the item being junk, returns and refunds are not accepted after purchase. Please understand this beforehand and only purchase if you are able to utilize the item. Thank you for viewing.