Located on case label and on the side of the transistor
overall: 5/8 in x 1 1/4 in x 1 5/8 in (size of case)
This is a square, hinged, light-blue plastic case with a yellow, black, and white Motorola product label affixed to the top. The label reads " THE MOTOROLA MESA TRANSISTOR 2N701 'a new standard in reliability' MOTOROLA, INC. Semiconductor Products Division Phoenix, Arizona." The transistor has a gray, round cap with three lengths of 1/2 inch of silver-tone wire. "2N701" is printed in black along the side of the cap. Ethafoam inside of case is not original.