Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – TOPSHAK TS-HG1 2000W Hot Air [EU] (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Coupon (13.99 USD): BG570052
(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): BG82a141, BGf008ca, BG0ab442, BGbb6429, BG123F2021, BGc75898, BGc725a8, BGGines, BG07e5b7, BGHID18, BG4TOPSHAK, BGbd403c, BG5c6e66, BG1111PLDE2, BGfcb31e, BG830a79, BGXIFD129, BG589b2e, BGfcde67, BGHTT15
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – TOPSHAK TS-HG1 2000W Hot Air [EU] (-3 USD)
Price history and price alert
Price history (for all/most countries) for TOPSHAK TS-HG1 2000W Hot Air is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).