ProtoBox, Includes Box 1553B and Board 2.8" x 4.3"
Designed for hand-held applications, the box is the Hammond no. 1553B (black) and the PC board is 2.8 x 4.3 inches. Board material: FR-4 with one ounce copper. Holes are paired and .042" in diameter to accept leads from common components. Holes are spaced on .10" centers. Board mounts with four 4-40 screws, included.
Box color black, ABS plastic. Box size: 4.6 x 3.1 x 1.0 inches.