Aliexpress
Click here… to search for Amutorch XT45 SBT90.2 5700K 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 (62.99 USD): M1607
Coupon (64.99 USD): BGXT45
Coupon (71.99 USD): BGAFF10OFF
Coupon (71.99 USD): BGTORCH
(CouponsFromChina.com tip: apply it 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): BgoFErTaSchInA10
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for Amutorch XT45 SBT90.2 5700K Flashlight? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).