Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. We have found one coupon for this product!
Link: Banggood product page
Coupon (66.52 USD): BGtorch2
(CouponsFromChina.com tip: coupon code has to be applied in shop’s 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): BGTORCH, BGM300, MF55651, BGSM30%, cbrIDgTec, BGflashlight, BG10OFFAFF1, BANGGOODSD, BGTorch4, 00c906
(probably won’t work, but you can try them out)
Price history and price alert
Price history (for all/most countries) for SKILHUNT M300 XHP35 HI/HD Flashlight is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).