Aliexpress
Click here… to search for Bakeey V19 ECG+PPG Smart Watch on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There are no coupons available at this moment in Banggood.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGV19, band10, AFfbG10, 502C6B, BGBK15, BGBFAFF2019, BGNABKV19, BGV1925, 0e7f33, BGBAK15, BGSS10%SW, BG11SHOP, BGV1929, BGCuponation10, BGWRIBAND10, 6GSGIT, BG51f436, BGc70579
(probably won’t work, but you can try them out)
Price history and price alert
Price history (for all/most countries) for Bakeey V19 ECG+PPG Smart Watch is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).