You can get Wave Sensor for 9.98 USD with coupon (from Banggood). Get coupons, create price alert or check price history out! You probably want to know what is the best price?
Latest price update (UTC time):
Banggood (9.98 USD)
Banggood warehouse is located in China. There is no active coupon in my database right now (for Banggood). Is it expensive? Hmmm, price is higher than average (which is 9.85 USD right now), so better set price alert down below…
Link: Banggood product page
Price: 9.98 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG589b2e
(these coupons are old, so probably won’t work)
Aliexpress
Click here… to search for Wave Sensor 2000mAh 400lm Headlamp on Aliexpress
Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for Wave Sensor 2000mAh 400lm Headlamp is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).