Mini Keyboard Wireless Folding Keyboard Bluetooth Foldable Keyboard With Touchpad for Windows Android iPad Phone PC Rechargeable

Multi-channel Connection:

When connecting the first device, first press Fn+BT1, and then press Fn+C to start the connection.
Before connecting the second device, press Fn+BT2, and then press Fn+C to start the connection.
Before connecting the third device, press Fn+BT3, and then press Fn+C to start the connection.
To use multiple devices simultaneously, press Fn+BT1/BT2/BT3 to switch freely to the connected devices.

Specification:

Bluetooth version:Bluetooth 5.1
Number of key caps: 64 keys(With touchpad)/81 keys(With numeric keypad)
Key working current: < 4mA
Standby current: < 0.65mA
Touchpad working current: 15mA
Sleep current: 27μA
Net weight of keyboard: About 215g
Lithium battery capacity: 140mAh
Working distance: 10m
Awaken way: Press key
Working voltage: 3.7 V
Charger specifications: 5V 1A or 2A
Sleep time: Ten minutes
Standby Time: 90 Days
Uninterrupted Working Time: 35H
System support:Windows/Android/IOS/Mac OS
Open Size: About 304*100*10mm
Folded Size: About 152.4*100*19.8mm
Touch panel size: About 132 * 61mm