... Wireless Bluetooth Keyboard Case for iPad 2 1.Year warranty 2.4000mah battery capacity 3.CE,ROHS,FCC,MSDS certification Best Wireless Bluetooth Keyboard Case for iPad ... used as a portable battery for iPad. The battery built in can charge 50% power for iPad.7. Light weight, quiet ... keystrokes, water-proof, dust-proof, falling-proof..2012 HK Electronics ...