Output power 9 W, Length 118mm, Light intensity 769500cd, Lumen 500 lumens (high brightness), Material Aluminum alloy, Whether adjustable focus No, Weight 125g (weight of aluminum alloy), Waterproof rating IPX8, Size 41.5*28*118mm, Maximum range 500m and above, Battery 1x 18350（Not include）, Gears 2-4 gears, Illumination distance 1800m (maximum), Light source White laser emitter, Brand LUMINTOP, Whether waterproof Yes, Continuous lighting time 60 hours.
Go down and check coupons out. Remember to check price history if it is available. What is best price?
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 coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGflashlight, F89439, FIN8493, BG10OFFAFF1, BANGGOODSD, BGTorch4
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Price history (for all/most countries) for LUMINTOP THORII LEP Flashlight is here. The lowest price was: $138.95.
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)).