You can create price alert here, copy coupons and view price history. Let’s see what best price is ATM.
Battery Built-in 120mAh Li-ion battery, Waterproof IP68, Material Aluminum alloy, Light mode 3 gears(high-medium-low), Size 146.5*14.8*13.8mm, Lumen “High: 130lm
Medium: 30lm
Low: 3lm
Red and blue beacon lights: 10lm”, Lamp LED, Brand WUBEN, Charge 5V/1A Micro-USB charging 2h, Impact resistance 1.5m, Light mode 3 gears(high-medium-low), Continuous lighting time 15h, Beam distance 7m, Weight 47g
Aliexpress
There’re some similar (or not) items on Aliexpress
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. Well, there is one coupon available right now.
Link: Banggood product page
1. ($46.99): 00c906
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): BGTorch4
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Check out price history chart (for all/most countries) for WUBEN E62 EDC 130lm Mini Pen Flashlight with Blade.
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)).