Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGLFQ20, BG2596A, 0e7f33, BGHOMEG12, FBCOUPON1, BGAFF10OFF, BGTT10, bGhOnEy10, BGph8541, BGdragonBoat, BGSS10%SW, bgshOOp10
(these coupons are old, so probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for Bear LFQ-A02E1 USB Baby Hair Clipper.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).