The body is in perfect shape and so is the sensor. It's had a very low (amateur) level of use.
Sony Alpha a5100 24MP Mirrorless Digital Camera w/ 16-50mm Lens - Black
Sony Alpha A5100 Mirrorless Digital Camera 24.3 Megapixel 3-Inch Flip Up LCD Body Only Black (Renewed)
Sony Alpha A5100 24.3MP Digital Camera w/16-50mm Zoom Lens WHITE
Sony Alpha A5100 Mirrorless Digital Camera 24.3 MP with 16-50mm Lens Black
Sony Alpha a5100 24.3MP Mirrorless Digital Camera w/16-50mm Lens Brown 90%new
Sony Alpha A5100 Mirrorless Digital Camera 24.3 MP w/ 16-50mm Lens White AF Lock
