Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (42.99 USD): dafaaf
Coupon (47.64 USD): F7BG
Coupon (50.82 USD): cmb1
Coupon (53.99 USD): linepayflt
Coupon (57.80 USD): 4BLF
(CouponsFromChina.com tip: apply code in your basket (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): MRM70
(probably won’t work, but you can try them out)
Price history and price alert
Check out price history chart (for all/most countries) for AMUTORCH New JM70 XPL HI Flashlight.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).