Aliexpress
Click here… to search for Lumintop THORPro 12600lm LED LEP Flashlight on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (275.90 USD): F36840
Coupon (280.00 USD): FIN5761
(CouponsFromChina.com tip: you should apply the coupon 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): BGAlerabat15, BGtorch7, BGtorch2, BGAlerabatI, BG77f3d2
(these coupons are old, so probably won’t work)
Price history and price alert
Price history (for all/most countries) for Lumintop THORPro 12600lm LED LEP Flashlight is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).