Just check coupons out (with price alert and history). What is the best price?
Model: C2-W/C2-BK, Size: 171x 22x 46mm, Input Voltage: 100-240V / 50/60Hz, Weight: 153g, Battery Capacity ： 700mAh, Output: 5V – 2000mAh, Color: Black / White
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 code price check (UTC time):
Banggood
Banggood warehouse is located in China. Coupons for Xiaomi ShowSee C2-W/BK Electric Hair Clipper? Nope, there’re no coupons in Banggood.
Link: Banggood product page
Price: $-3
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 and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): bGhOnEy10, BGC2BW56, BGdragonBoat, BGSS10%SW, bgshOOp10, BgoFErTaSchInA10, BGHOMEA15%, BgcLuBofErtA10, BGAFF10OFF, BGCuponation10, 13f142, BGHONEY2110, BANGGOODSD
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for Xiaomi ShowSee C2-W/BK Electric Hair Clipper.
Price records source(s): Gearbest, 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)).