LILYGO T-Deck ESP32-S3 LoRa 2.8 inch LCD Development Board is for $49.99 (in Banggood). Price history, coupons and price alert are available on this page. Best price?
LILYGO® T-Deck ESP32-S3 LoRa 2.8 inch LCD Development Board LoRaWAN Long Range 433MHz 868MHz 915MHz with WiFi bluetooth Module Board – White 433MHz
Latest coupon and price update (UTC):
Banggood ($49.99)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. Isn’t it too expensive? Looks like this is great price. I didn’t track lower than that in CouponsFromChina database ever.
Link: Banggood product page
Price: $49.99
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGBFDAY8, BG0e5f45, BGdcfb16
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for LILYGO T-Deck ESP32-S3 LoRa 2.8 inch LCD Development Board.
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)).