$82.99 – 25.5×25.5mm Flywoo GOKU F405 HD 1-2S ELRS AIO V2 Flight Controller 9V BEC 12A BL_S 4in1 ESC / ELRS 2.4G RX for RC Drone FPV Racing – MPU6000 ELRS 2.4GHz.
Latest update shows that 25.5×25.5mm Flywoo GOKU F405 HD 1-2S ELRS AIO V2 Flight Controller 9V BEC 12A MPU6000 costs $82.99 (in Banggood). You can create price alert here, copy coupons and view price history. What is best price?
Latest coupon and price update (UTC):
Banggood ($82.99)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. Isn’t it too expensive? IMHO this is a good price, coz it’s lower than average ($83.18)
Link: Banggood product page
Price: $82.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGf782ef, BGESJY8, BGALL8
(these coupons are old, so probably won’t work)
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for 25.5×25.5mm Flywoo GOKU F405 HD 1-2S ELRS AIO V2 Flight Controller 9V BEC 12A MPU6000. The lowest price was: $74.99.
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)).