$73.44 – Running time 15/5.5/3.5/120/-/-h, Fall proof height 1m, Waterproof grade IPX7, Color temperature 6500K Cool White, Brand NexTool (XIAOMI Youpin), Output 3600LM, Range 120/220/450/25/-/m, Mode Medium- High – Turbo – Low – Flash – Strobe, LED Beam 4pcS, Distance 450M, Lumen 300lm – 1000lm – >3600lm – 35lm – / – /.
I have checked all old coupons and price is $73.44 for NexTool 3600lm 450m Thunder Searching Flashlight with Battery (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Let’s see what best price is ATM.
Latest price update (UTC time):
Banggood ($73.44)
Banggood warehouse is located in China. There are no coupons for this product in Banggood. But wait a sec… Is it a good price? Let’s see… Average price for this item is $73.46 and current one is $73.44, so it’s a good price!
Link: Banggood product page
Price: $73.44
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BG8Alerabat, BGHU2346, BG6de3fd, BG2a8f75, FIN1964, F45465, BGLED07, FIN6419, F46554, BGOutlight10, BG36101c, F03011, FIN1482, BG589b2e, BGMARCHSALE, BGAUGUST8, FIN98646, BGCAPITALOS8, BGCOUPERT8, BGd57765, BGSPRING8OFF, BGHONEYSP, BGESJY8, FIN8242
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
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.
Price history and price alert
Here is price history (for all/most countries) for NexTool 3600lm 450m Thunder Searching Flashlight with Battery. The lowest price was: $64.99.
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)).