Here’s what consumers have asked with answers from Cash4Calcs staff and previous consumers.
Use a different company. This company will not give you the amount that they quote to you.
I could not get anyone to return my phone calls so I emailed them. The email said that they could not give me the $49 they quoted to me because my calculator was in "poor condition". It was actually in excellent condition but I did not take any photos before sending it so I can't prove it.