Just check coupons out (with price alert and history). What is the best price?
ET210 1.91 inch HD Screen Lipid Uric Acid Blood Glucose Monitoring ECG Monitoring Body Temperature HRV-AI SOS Sleep Monitoring Multi-sport Modes Music Playback IP67 Waterproof Smart Watch – Black
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
New 1.91 inch ET210 Health Monitoring ECG Smart Watch Bluetooth Call Waterproof Heart Rate Blood Sugar SOS Men Sports Smartwatch | $38.90 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. CouponsFromChina software could not find any coupon for this product in Banggood.
Link: Banggood product page
Price: $-3
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!
Old coupons (from the oldest to the newest): BG9a5a73, BG1aff2a
(these coupons are old, so probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for ET210 Smart Watch? There we go.
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)).