Aliexpress
Click here… to search for Bakeey I5 Fitness Tracker on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. You can get coupon down below.
Link: Banggood product page
Coupon (15.29 USD): BGc70579
(CouponsFromChina.com tip: apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGi5watch, AFfbG10, 502C6B, BGBK15, BGNABKI5, BGBKI5, BGBAK15, BGBAKI5, BG11SHOP, band10, BGCuponation10
(probably won’t work, but you can try them out)
Price history and price alert
Price history (for all/most countries) for Bakeey I5 Fitness Tracker is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).