Flysky FS-NB4+FS-TR4 2.4G 4CH Noble RC Transmitter (Banggood, Aliexpress: superior look and feel, with a color screen. Product to be dedicated for competitive use., capacitive touch screen, Flysky FS-FG4 Noble 2.4G 4 channels transmitter. It have stable performance, LCD white backlight, 320 * 480 dot matrix, Item No: FS-NB4+FS-TR4, HVGA 3.5-inch TFT color screen, Built-in 18650 2000mAh battery in the remote control handle, 3.5″ Color Touch Screen, Build-in new FS-HF200 high frequency module., and a lipo battery in the bottom, Build-in FS-HF200 Module (the best price with coupon)).
Basically copy coupon, view price history or create e-mail price alert. Best price?
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. I found coupon for you. Check this out.
Link: Banggood product page
1. ($198.71): BGSPRING8OFF
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
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(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Flysky FS-NB4+FS-TR4 2.4G 4CH Noble RC Transmitter [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for Flysky FS-NB4+FS-TR4 2.4G 4CH Noble RC Transmitter. The lowest price was: $161.99.
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)).