ATM you can buy Wave Sensor 2000mAh 400lm Headlamp for $11.38 (in Banggood). Get coupons, create price alert or check price history out! Best price?
Wave Sensor 2000mAh 400LM 5 Lighting Modes LED Headlamp USB Rechargeable Head Torch COB Outdoor Cycling Adventure Fishing Flashlight Bike Headlamp
Latest coupon and price update (UTC):
Banggood ($11.38)
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update. Well, is it a good price anyway? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $9.85)
Link: Banggood product page
Price: $11.38
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG589b2e
(these coupons are old, so probably won’t work)
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
Do you need price history chart (for all/most countries) for Wave Sensor 2000mAh 400lm Headlamp? There we go.
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)).