BlackBerry CX2 C-X2 1400mAh Battery Sealed in Retail Packaging for BlackBerry 8800 / 8800XC / 8800XM / 8820 / 8830 Model Number: CX2 / C-X2 Type: Lithium Ion Capacity: 1400 mAh Voltage: 3.7V Compatible BlackBerry Devices: BlackBerry 8800 / 8800XC / 8800XM / 8820 / 8830