Portable Bluetooth Keyboard 360 Rotating Case For Samsung Galaxy note 8 N5100

1.Broadcom bluetooth : 3.0
2. working distance: 10m
3. working temperature: 10 °- 55°
4. the operating voltage: 3.0-5.0 v
5. modulation method: GFSK
6. working current: < 5.0 MA
7. standby current: 2.5 MA
8 .sleep current: < 700 ua
9. suitable model: Samsung Galaxy Note8.0 N5100/N5110
10. material: ABS +Aluminum alloy
11 .built-in lithium polymer batteries
12 .The longest working hours: 55 hours
13 .capacity of lithium-ion batteries :200 mah
14 .charging time: 4-5h
15.Material: Aviation aluminum + engineering plastic