Please take a good look and bid if you like it. It works. Please make sure you are satisfied with the product before bidding. We are not photography experts, so the product may not be exactly as pictured. We cannot answer questions regarding when the product was purchased or how long it was used. We cannot answer technical questions as we do not have product knowledge. Please make your judgment based on the product images. Feel free to bid. Our products are very satisfactory and useful.