Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Astrolux EA01 XHP50.2 Flashlight (-3 USD)
2. Europe – Astrolux EA01 XHP50.2 Flashlight [EU] (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. Only one coupon available!
Link: Banggood product page
Coupon (46.40 USD): BGd57765
(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): BGEA01, maEa01, BGASTROLUX, BG1128, BGAST25, BGXN02, cbrIDgTec, FIN7833, BGMYB24, BGASEA01, BG10OFFAFF1, BANGGOODSD, 6GSGIT, BGTorch4, 00c906, BGtorch2, BGtorch3, BGAlerabat15, BGtorch7, BGAlerabatI, BG1b07c5, BG34bd27, BG8Alerabat, FIN8330, BGd2afc7, BGLED07, BGOutlight10, BGe4be75, BG589b2e
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 2 another warehouse/versions!
1. China – Astrolux EA01 XHP50.2 Flashlight (-3 USD)
2. Europe – Astrolux EA01 XHP50.2 Flashlight [EU] (-3 USD)
Price history and price alert
Price history (for all/most countries) for Astrolux EA01 SST40 Flashlight is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).