B05 USB Charging Portable Mini Folding Bluetooth Wireless Keyboard (Black)

1. Material: ABS 2. Number of keys: 67 3. Voltage: 3-4.2v 4. Connection method: Bluetooth connection 5. Interface type: USB 3.0 6. Battery capacity: 120 mA lithium battery 7. Bluetooth protocol: 3.0 8. Effective distance: more than 10 meters 9. Button life: 3 million clicks 10. System support: support ios, Android, Windows systems 11. Working time: 140 hours 12. Standby time: 6 months 13. Comfortable typing, no noise, silent experience 14. Foldable design, you can take the lightweight mini keyboard with you wherever you want to go 15. The keyboard is compatible with most tablets, computers and mobile phones 16. Expanded size: 313x85x7.5 mm