Z102BS Pen Slot Backlight Bluetooth Keyboard Leather Tablet Case For iPad 10.2 2021/2020/2019(Green) Tape-Doorbells Applicable: It is used to

Applicable: It is used to extend the USB3

NTSC: 30fps

87inch * 27

Size: 140x75x250mm

SIM Card Tray + SIM Card Tray / Micro SD Card Tray for Huawei Honor V9

Z102BS Pen Slot Backlight Bluetooth Keyboard Leather Tablet Case For iPad 10.2 2021/2020/2019(Green) Tape-Doorbells Applicable: It is used to1. Bluetooth standard interface 2. Effective operating distance: 10 meters 3. Modulation method: GFSK 4. Working voltage: 3. 7 4. 0V 5. Working current: <8MA 6. Standby current: <0. 3MA 7. Sleep current: <50UA 8. Charging current: >200mA 9. Standby time: >100 days 10. Charging time: 2 3 hours 11. Lithium battery capacity: 420mAh 12. Sustainable working hours: >30 hours 13. Lithium battery life: 3 years 14. Button force: 80+ 10g 15. Button life: 5