Aliexpress
Click here… to search for Convoy S2 XPL HI Flashlight on 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 (19.63 USD): BGAlerabat15
Coupon (19.63 USD): BGtorch7
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply 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): BGCONV, BGflashlight, BG10OFFAFF1, BANGGOODSD, 6GSGIT, BGTorch4, 00c906, BGtorch3
(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 Convoy S2 XPL HI Flashlight? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).