Latest update shows that Fat Shark Dominator Digital HD 1080p OLED FPV Goggles HDO3 costs $399.99 (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Model Name: DOMINATOR, Certifications: Applied for FCC, Model Number: FSV1125
Latest coupon and price update (UTC):
Banggood ($399.99)
Banggood warehouse is located in Hong Kong. I couldn’t find any coupon for this product on latest product update. Is it a reasonable price for this item? Good price! It’s lower than average one ($443.54)!
Link: Banggood product page
Price: $399.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): 8wEbgaInS5, pROMo8cuPoN, BG8RCToy, hoNEYbGdeAlS, BG0fbd0b, Cuponation9, COUPONSDE1wk, BgGoodie9, BGMatt2022, BGToys8, BGGutscheine, TTBLACK5, BG5e35eb, BGfcf1a8, BGd88479, BGaad335, BGd5d9a4
(probably won’t work, but you can try them out)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for Fat Shark Dominator Digital HD 1080p OLED FPV Goggles HDO3.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).