If you are not fully satisfied with your calculator within 15 calendar days, feel free to send it back for a full refund of your monthly rental cost. We know its important that you have a good working calculator and that is why we make sure each and every calculator is checked before it goes out our doors.
We are so confident with our calculators we guarantee that it will function properly for you or you get your money back. Please feel free to contact us with any questions. We want to serve you the best we possible can, thanks!!