Size: 160*130*45mm, Charging: Built in USB-C charging, Range: > 1km @ 20dbm (depending on the receiver), Mode: Mode1/Mode2, Protocol Options: D8/D16 V1, Transmission power: 20dbm, Frequency: 2.400GHZ-2.480GHZ, , Brand Name: RadioMaster, Channels: Up to 8 channels (depending on the model / receiver), Model: T8 Lite V2, Antenna gain: 2db, Item Name: T8 Lite V2 Transmitter, RF Module: CC2500, Battery: Built in 3.7v 1000mah Lithium battery, Weight: 218g, Gimbal: High-precision quad bearing potentiometer sensor gimbal, Firmware: Independent development system.
Just check coupons out (with price alert and history). Let’s see what best price is ATM.
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.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. We have found one coupon for this product!
Link: Banggood product page
1. ($56.06): BGMatt2022
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): Parts8, BG70e5fc, BGGAL8, BGRCParts8, BGAlerabat1, Tabby20, BG1efeb0, 8Couponsde, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, BG8RCToy, hoNEYbGdeAlS, BGJUNEGSG9, BGRCT10, BGRADIORU, BGToys8, BGSaleFeb8
(there’s a little possibility that old coupon will work)
Price history and price alert
Price history (for all/most countries) for RadioMaster T8 Lite V2 2.4GHz CC2500 D8 D16 V1 RC Transmitter is here. The lowest price was: $39.09.
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)).