Used Very good DJI Mavic Pro $633 + tax – Amazon warehouse deal $632.82

Just found that DJI Mavic Pro used very good condition on Amazon is 20% off.
https://www.amazon.com/gp/offer-l…7EE7U53NWQ
$791.02 – $158.20 = $632.82 + tax
I am in Southern California, and total comes out to $681.86
Fly more combo also is on sale:
$957.74 – $191.55 = $766.19 + tax
With tax, I can get $825.57