$16.99 – Kemei KM-2024 Electric Shaver For Men Waterproof Rechargeable Electric Professional Beard Trimmer Razor USB Charging.
I have just checked coupons. The lowest price I could get is $16.99 for Kemei KM-2024 Electric Shaver (in Banggood). You can create price alert here, copy coupons and view price history. What is best price?
Latest price update (UTC time):
Banggood ($16.99)
Banggood warehouse is located in China. There are no coupons for this product in Banggood. Is it expensive? IMHO this is a good price, coz it’s lower than average ($17.66)
Link: Banggood product page
Price: $16.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGgh0628g, BG589b2e, BG8d9379
(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
Here is price history (for all/most countries) for Kemei KM-2024 Electric Shaver. The lowest price was: $12.99.
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)).