Just check coupons out (with price alert and history). Best price?
1.8mm M8
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
Foxeer OSD Key Board for Arrow V2 Arrow pro micro/mini Monster pro micro/mini Predator Toothless Falkor 1/2 micro/mini camera | $4.90 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($17.51): BGFOX12
2. ($18.31): Parts8
put item in your cart and apply coupon code there 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): 502C6B, d8f2bb, f62884, bgssaff9, BGPro, BGBCFPV, BGPro13, BGBCBG10
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for Foxeer Arrow Micro Pro 1.8mm M8 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)).