I have confirmed that all buttons emit infrared light when listing this item. I have not tested its functionality with compatible models. Please check the manufacturer's website, etc., for compatible models of this remote control. There are some changes in the color of the surface and minor scratches due to the passage of time. (Please check the images) There are no noticeable large scratches or damage. [Other] Batteries are not included, so please prepare them separately. Please purchase if you understand that this is a used item.