According to my DB the lowest price is $16.99 for Zeblaze Btalk 3 Plus Fitness Tracker (in Banggood). You can create price alert here, copy coupons and view price history. What is the best price?
Latest coupon and price update (UTC):
[2024 World Premiere]New Zeblaze Btalk 3 Plus 1.39 inch Large HD Color Display Fitness Tracking HiFi bluetooth Phone Calls Health and Fitness Tracking Smart Watch – Black
Banggood ($16.99)
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update. Is it expensive? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $14.85)
Link: Banggood product page
Price: $16.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGEU14PS
(I don’t think these’re gonna work, but you can try ’em 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
Check out price history chart (for all/most countries) for Zeblaze Btalk 3 Plus Fitness Tracker.
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)).