Aliexpress
Click here… to search for BOXYM 2 in 1 Finger Pulse Oximeter Blood Pressure Monitor on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There is one great coupon!
Link: Banggood product page
Coupon (25.77 USD): BANGGOODSD
(CouponsFromChina.com tip: this code has to be applied 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): BGWEEK750, BGAFF10OFF, BGMATH750, BGIT750, BGMRDC19, BGGR750, BGAPFOSET, BGHONEY2110, BGMAYFR750, BGJUFO750, BGPDhome35, BGLYFO50, 13f142, BGTYOC750
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for BOXYM 2 in 1 Finger Pulse Oximeter Blood Pressure Monitor? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).