According to my DB the lowest price is $15.49 for Astrolux C8 XP-L HI 1A 6500K-7000K Silver Flashlight (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
Emitter Type: XP-L HI, Circuit Driver: A17DD-L FET+1 Driver, 3B Yellow light, Range: 639meter, 1A Cool light, Impact Resistant 1.5M, 3A(5500K), 3B (5000-5500K), 3A Yellow light, Peak Beam Intensity: 102000cd, 1A (6500K-7000K), Max Output: 1300Lumens
Latest price update (UTC time):
Banggood ($15.49)
Banggood warehouse is located in China. There is no active coupon in my database right now (for Banggood). I think you want to know if the price is good. Current price is the lowest in history (according to CouponsFromChina database)!
Link: Banggood product page
Price: $15.49
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGASC8, linepayflt, EYBG, FINAC8, 8a955d, 502C6B, BGTORCH, BGBFCR40, FAC8, AXMAS, BGCL, BGASTROLUX, BGAST25, BGAFF10OFF, BGCuponation10, 4BLF, BGHONEY2110, BG10OFFAFF, BGsalamtak, BGwhielabel, BGflashlight, BG10OFFAFF1, BANGGOODSD, BGTorch4, BGASTB, FIN5294, BGAlerabat15, BGtorch7, BGtorch2, BGAlerabatI, BG589b2e, BGd57765
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Astrolux C8 XP-L HI 3A 5500K Silver Flashlight ($-3)
Aliexpress
There’re some similar (or not) items on Aliexpress
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 Astrolux C8 XP-L HI 1A 6500K-7000K Silver Flashlight.
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)).