Hello and good day Lapadus. Thank you for reaching out and for the inquiry. The educational discout coupons are only valid for six ( 6 ) months from the date you recieve them via email. For additional information and reference about the educational dicount. I will be posting a link for more details. Thank you.
You are very much welcome Lapadus. If you have any other inquiries or concern with DJI. Please feel free to post it here at DJI Forum. We are here to help you.