Here's a 7" 1000nit display for $52....you can even make one that fits in the Mavic's arms :
ATM0700L6L Series - 7" Digital TFT Display with 1000 nits brightness | AZ Displays, Inc.
ATM0700L6L Series - 7" Digital TFT Display with 1000 nits brightness | AZ Displays, Inc.