book cover keyboard for Samsung galaxy tab S7

I have ordered this book cover keyboard for Samsung Galaxy tab S7, but I have tab s7 plus. So it's didn't fit to my tablet Samsung galaxy s7 plus. I want to sell this book cover with keyboard for $ 100. The price was in Amazon for $296, but I bought in black Friday for $110. Now, I want to buy it for $100. Please, if you interested sand message me