This is Tamiya's Spray Work Basic Air Compressor with Airbrush.

FEATURES: The Spray Work Airbrush System is a small portable compressor and
airbrush, capable of professional paint application.
The electric motor powered air compressor provides a smooth steady
pressure for an even spray with reduced noise.
The paint can be mixed and thinned to your custom requirements, a
feature that pressurized can units cannot provide.
The airbrush can be adjusted to spray wide areas or fine lines and
delicate camouflaging.
Convenient plastic case.
17cc and 40cc paint cup included.
Includes instruction booklet.

INCLUDES: One Spray Work Basic Airbrush System.

REQUIRES: 7.2V NiCd battery

SPECS:    Length: 8.7" (22.0cm)
Width: 4.1" (10.5cm)
Height: 5.4" (13.8cm)
Weight: 1.8 lbs. (800g)
Max Run Time w/7.2V Battery: 20 min.
Max Air Pressure: 0.11Mpa
Max Air Output: 20 Liters per Minute