Download Arduino Mega Dimensions Mm Pics. I found this handy diagram online and though i would share it with everyone. Working model of the arduino mega.

Arduino Jpralves Net
Arduino Jpralves Net from jpralves.net
The sensor shield v2 can connect most senor modules to arduino support kinds of interface and can be fully compatibled with arduino mega. Support kinds of interfaces and is fully compatible with arduino mega. Buy arduino mega 2560 rev3 a000067:

Fully compatible with arduino mega.

Instructions download a model from 3dcontentcentral.com. 109.17mm x 109.17mm x 19.05mm. Spacer like picture can do this,this spacer is. 3.3 or 5 v selectable.