WUBEN B1 Bicycle Flashlight (Banggood, Aliexpress: Waterproof Level IP65, Battery pack capacity 6600mAh, Modes Turbo / High / Med / Low, Max output 3600LM, Brand WUBEN, Size 54mmx 40mm | 2.13inx 1.57in(LxD), Model B1, Flash Mode Beacon (1000 Lumens), Impact Resistance 1 Meter, LED 1x XHP70.2, Item Bicycle Light, Weight 164 g/ 5.78 0Z (Bike light) 1395 g/ 13.93 0Z (Battery pack) (the best price with coupon)).
You can create price alert here, copy coupons and view price history. Let’s see what best price is ATM.
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 and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($147.69): tRaDetRaCKeR
2. ($147.69): 8wEbgaInS5
3. ($149.29): 2203ActiesNL
4. ($150.90): BG00c906
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): BGAFF10OFF, BGCuponation10, 7bcdf9, BGHONEY2110, BG10OFFAFF, BGwhielabel, BG10OFFAFF1, BG4d9120, 00c906, ADMITAD2212, 2022ACTIESNL, Terence, Tabby20, BG1efeb0, 8Couponsde, MVC8SPRING, 8BGwbg2204
(probably won’t work, but you can try them out)
Price history and price alert
Check out price history chart (for all/most countries) for WUBEN B1 Bicycle Flashlight. The lowest price was: $125.09.
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)).