Head washable: yes, Material: ABS (Acrylonitrile Butadiene Styrene), Host Size: 6.5x 4.5x 4.5cm / 2.5”x 1.7”x 1.7”, Color: Black, Charging time: 8Hrs, Battery: 1x AA Rechargeable Ni-Cd battery 600mA 1.2V, Rated voltage: 220~240V 50~60Hz.
Aliexpress
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Here are coupons that you can use.
Updated: 07-07-2025
Banggood
Warehouse in China.
Link: KEMEI KM-1407 Hair Clipper
$23.55 with coupon: BGHB218
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Check out price history chart (for all/most countries) for KEMEI KM-1407 Hair Clipper. The lowest price was: $7.99.
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)).