The 2N2222 transistors are silicone planar epitaxial NPN type transistors. The transistors are specially designed for high-speed switching applications and feature useful current gain over a wide range of collector current, low leakage currents and low saturation voltages.
Specification:

Model: 2N2222
Transistor Type: NPN
Current Rating: 0.8A
Voltage Rating: 40V
Package: TO-92
Total Size: Approx. 0.7 x 0.1 inch
Pin Size: Approx. 0.5 x 0.1 inch

Package Includes:

100 x Transistor