Voltage: 220-240V 50/60hz, Plug: EU Plug, Product Size(L * H): About 6cm * 19cm / 2.4″ * 7.8″, Material: stainless steel + plastic, Power: 9W.
Just check coupons out (with price alert and history). Best price?
Aliexpress
I could not find it on Aliexpress. Click here to search by yourself.
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. One coupon is available. Cool!
Link: Banggood product page
1. ($9.23): BG75597c
just apply this code in your 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/i1u
Old coupons (from the oldest to the newest): BGHOM128, BG4ee866, TTSUMMER8, Cuponation9
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Here is price history (for all/most countries) for SOKANY Professional Electric Hair Clippers. The lowest price was: $10.26.
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)).