The item in your image is the Wahl Professional Super Taper Corded Clipper, a staple tool for professional barbers and home users alike.
Key Features
V5000 Motor: Designed for heavy-duty use and durability.
Adjustable Blade: Features a side lever for easy taper and texture adjustments without changing blades.
Wet or Dry: Capable of cutting through both wet and dry hair efficiently.
Made in the USA: Known for high-quality American engineering.