From The iPhone Wiki
The iPad 2 was announced on March 2, 2011. It was initially released on March 11 in the United States, and March 25 elsewhere. The name used in firmware is iPad2,1.
- Screen: 9.7" 1024x768 LED-backlit IPS display at 132 ppi
- Size: 9.5 inches (241.2 mm) (height) x 7.31 inches (185.7 mm) (width) x 0.34 inch (8.8 mm) (depth)
- Weight: 1.33 pounds (601 g)
- Battery: Up to 10 hours of Internet use, one month of standby