Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment.
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): bgh2, 502C6B, e2bcea, band10, BG15D, TTxBG10, 2019SPEDM, BG3CSUM, AFfbG10, Bakeey10, BGBK15, BGBH232, BGBFAFF2019, BGBAK15, BGSS10%SW, BG11SHOP, BGCuponation10, BGWRIBAND10, 6GSGIT, BG51f436, BGc70579, BGbf11dd
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for Bakeey H2 Women Smart Watch.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).