Waterproof rating IP68 underwater 2 meters, Luminous flux 2250cd, Lumens 1200LM (Nichia), Brand LUMINTOP, Battery Use 1×14500 battery without protection circuit / length less than 50.5 mm(battery not included), Range ANSI 95m, Product name Flashlight, Material Titanium alloy, LED 3* XP-G3 LED or Nichia 219C LED, Button Electronic tail switch, Size “Diameter 20.5mm
Length 70.9mm”.
Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($63.49): F17923
2. ($65.99): FIN7809
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG10OFFAFF1, BANGGOODSD, 6GSGIT, BGTorch4
(these coupons are old, so probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for LUMINTOP FWAA Polished Titanium 219C XPG3 Flashlight. The lowest price was: $63.49.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).