Aliexpress
Click here… to search for Jetbeam RRT1 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 (48.75 USD): CFNKL
Coupon (60.45 USD): aff7off
(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/3TibZLv
Old coupons (from the oldest to the newest): fb954e, MRRT1
(there’s a little possibility that old coupon will work)
Price history and price alert
Price history (for all/most countries) for Jetbeam RRT1 Flashlight is here.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).