$47.45 – NITECORE NU25 Headlamp (Banggood, Aliexpress: XP-G2 S3, 81 Meters (265 ft.), 1650cd, IP66 Water Resistant (the best price with coupon)).
I have just checked coupons. The lowest price I could get is $47.45 for NITECORE NU25 Headlamp (in Banggood). Price history, coupons and price alert are available on this page. Best price?
Latest coupon and price update (UTC):
Banggood ($47.45)
Banggood warehouse is located in China. What about the price? This price is higher than average price ($31.24) for this item. Only one coupon available!
Link: Banggood product page
Price without coupon: $49.95
1. ($47.45): BGCYCLE5
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): df6a93, d50d12, aff7off, 04-23, 692249, cbrIDgTec, m4x2020, BG10OFFAFF1, BGCNWH20, BG4d9120, 00c906, FIN5886, BG00c906, ADMITAD2212, 2022ACTIESNL, BGOutlight10, FIN9806, BG335604, BG427c0d, BGc9b3ae, F03100, FIN1480, BGf7b648, BG589b2e, BGAnniv155
(you can check these old coupons out, but these probably won’t work)
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
Check out price history chart (for all/most countries) for NITECORE NU25 Headlamp. The lowest price was: $20.99.
Price records source(s): Gearbest, 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)).