Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (55.13 USD): AFfbG10
Coupon (56.97 USD): aff7off
(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): NA907, vipupgrade8, CPO7207, 28f781, TTxBG10, BGss506, bgssaff9, BGSXH39, 502C6B
(there’s a little possibility that old coupon will work)
Price history and price alert
Here is price history (for all/most countries) for Soocas H3 Electric Hair Dryer.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).