Just check coupons out (with price alert and history). Let’s see what best price is ATM.
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 and price update (UTC):
Charging time: 60 minutes, Color: Gray, Size: 39x30x160mm/1.54×1.18×6.3in, Use time: 99 minutes, Cutter head: Titanium alloy plated, Weight: 582g, Display mode: Intelligent digital display, Charging mode: USB charging
Banggood
Banggood warehouse is located in Europe 
. I don’t know if this is a good price – number of records in my database is too low! There is one coupon right now! Check this out.
Link: Banggood product page
1. ($23.79): BG75597c
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/5cd
Price history and price alert
We don’t have enough records in database to show price history for this item. BTW: We have only recorded this price: $23.79.
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)).