for ipad 2 cover with keyboard 1)PCB circuit board,2mm thickness 2)BRCM chip 3)bluetooth keyboard with rotation leather case ITEM :for ipad 2 cover with ... 25 days12, uninterrupted working time: 90 hours 13, charging time: 4-4.5 hours 14, Li-ion battery Capacity: Minimum 430MAH 15 ... Bluetooth light will be on in three seconds , at this time the keyboard do not connect with any device., But the LED ...