According to my DB the lowest price is 46.99 USD for ELRS 2.4G RC (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
Latest price update (UTC time):
Banggood (46.99 USD)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. The question is – is it a good price? The average price for this item is 54.68 USD, so I think it’s a good price!
Link: Banggood product page
Price: 46.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): Parts8, BGradio9, BG70e5fc, BGGAL8, BGRCParts8, BG1efeb0, BGf1d139, 8BGwbg2204, tRaDetRaCKeR, BG6f8538, 8wEbgaInS5, pROMo8cuPoN, BG8RCToy, hoNEYbGdeAlS, BGRCT10, BGJUNEGSG9, BGRADIORU, BGToys8, BGSaleFeb8, BGMatt2022, BG589b2e, BG8FORMULAMX
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Namimno ExpressLRS ELRS 2.4G RC Nano RX (11.99 USD)
Aliexpress
Click here… to search for Namimno ExpressLRS ELRS 2.4G RC Flash TX Module on Aliexpress
Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for Namimno ExpressLRS ELRS 2.4G RC Flash TX Module.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).