I have just checked coupons. The lowest price I could get is 429.99 USD for DJI Goggles Integra HD 1080p FPV Goggles for Avata (in Banggood). Basically copy coupon, view price history or create e-mail price alert. What is best price?
Latest coupon and price update (UTC):
Banggood (429.99 USD)
Banggood warehouse is located in China. I have no active coupons for you right now. But wait a sec… Is it a good price? Good news! This is great price, coz it’s the lowest in CouponsFromChina database!
Link: Banggood product page
Price: 429.99 USD
429.99 USD – This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG3b609d, BGMatt2022, BG3797bf, BG849181, BG14470e, BG1e878e, BG589b2e, BGAUGUST8, BGCAPITALOS8, BGCOUPERT8, BGBFDAY8
(probably won’t work, but you can try them out)
Aliexpress
Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for DJI Goggles Integra HD 1080p FPV Goggles for Avata.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).