This is a great protective case designed specifically for Arduino Mega2560 R3. The case provides slots to access each header, USB port, power jack, power switch. This is a really durable case that will do a great job for Arduino Mega 2560 R3 protection!

Features:

Protective case designed specifically for Arduino Mega 2560 R3. 
The case is a two-piece injection-molded ABS enclosure that snaps together for Arduino. 
Holds the board firmly in place. 
It is very sturdy all around, providing tough protection for Arduino.
Integrated on/off switch. 
The switch, is the U-shaped slit in the middle of the case.
Suitable for Arduino Mega R3 connectors. 

Specifications:

Color: Transparent
Material: ABS 
Size: 110 * 58 * 25mm / 4.33 * 2.3 * 0.98in (L * W * H) 
Item Weight: 35g / 1.25oz 
Package Weight: 37g / 1.33oz