Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
1000TVL, super WDR, FPV Racing Camera, OSD 4: 3 16: 9 NTSC PAL, 4ms latency
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. One coupon is available. Cool!
Link: Banggood product page
1. ($36.76): Parts8
coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGFoxeerSC, BGFPVist02, BGss10%fox, BGPAYPALSS, BGBCFPV, BGfox15, BGBCBG10, BGFOX12, BGOTC21, BGBMRC6, 2020CNY, BGVDay10%off, BGFOXCAM, BGFoxeer100, bGhOnEy10, BGFO10, BGSS10%SW, BGFOP08, bgshOOp10, BGRC902, BGFOXE15, BGPredator4A, BGTT10, 13f142, BGCuponation10
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Foxeer Standard/Mini Predator 4 FPV Camera [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for Foxeer Standard/Mini Predator 4 FPV Camera.
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)).