BATTOP iPad Aluminum Bluetooth Keyboard with Holder and Magnetic stripe For iPad2 iPad3 iPad 4

1) Bluetooth standard: Bluetooth 3.0

2) Operation distance: 10m

3) Modulation system: GFSK

4) Operation voltage: 3.0-5.0V

5) Working current: <5.0mA 6) Standby current: 2.5mA

7) Sleeping current: <200μA 8) Charging current: ≥100mA

9) Standby time: 60 days

10) Charging time: 4-4.5 hours

11) Lithium battery capacity: 450mA

12) Uninterrupted working time: 90 hours

13) Lithium battery life: 5 years

14) Key strength: 80±10g

15) Key life: 5 million strokes

16) Operating temperature: -10 to +55 Celsius degrees