Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
RadioMaster TX16S MKII V4.0 16ch 2.4G ELRS RC Transmitter | 240.07 USD | – |
 |
RadioMaster TX16S MKII V4.0 16ch 2.4G ELRS RC Transmitter | 245.99 USD | – |
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. Well, there is one coupon available right now.
Link: Banggood product page
Coupon (505.99 USD): BGToys8
(CouponsFromChina.com tip: 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
Old coupons (from the oldest to the newest): BG8RCToy, hoNEYbGdeAlS, BGRCT10, BGJUNEGSG9, BGRADIORU
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for RadioMaster TX16S MKII MAX PRO Lumenier RC Transmitter AG01? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).