1. Seamless Connection Design: The 23 key Bluetooth​​ number pad is designed for seamless connection, allowing easy one touch device switching (BT1/BT2). Compatible with for ​ 8, 10, 11, for Android, for OS X. Note: This product supports only Bluetooth​​ connection.
2. Enhanced Productivity Features: Equipped with a Num Lock key, the keypad allows switching between numeric and function key modes, including ​, pgdn, home, end, and del functions. Note: "Num Lk", Home, End, Ins, Del, ​, and PgDn buttons work for Vista 7, 8, 10 but not for OS X.
3. Dedicated Calculator Function: Boost your work efficiency with the calculator feature; simply press the "Keypad/Cal" key to switch between numerical input and calculation functions for easy addition, subtraction, multiplication, and division operations.
4. Portable and Long Lasting: The slim, foldable design makes this keyboard easy to carry. A PU leather case prevents daily wear, quiet keys ensure a no disturbance working environment, and the non deforming design withstands everyday use.

Specification:
Item Type: 3 in 1 Bluetooth​​ Number Pad
Material: ABS, PU
Folded Size: Approx. 94.2x132.6x16.5mm/3.7x5.2x0.6in
Unfolded Size: Approx. 197x133x8mm/7.7x5.2x0.3in
Touchpad Size: Approx. 72.7x87.15mm/2.9x3.4in
Battery: Built in LiPo Battery, 140mAh
Color: Black
Connection Type: Bluetooth​​ (Support BT1 and BT2 Connecting Two Devices Simultaneously)
Working Distance: 10 Meters
Sleep Time: 10 Minutes
Wake Up Method: Key Press Wake Up
Features: Calculator, Touchpad and Numeric Keypad
Number of Keys: 23 Keys
Power Connector: Type C
Compatibility: for ​, for Android, for OS X, Tablet, Smartphone, Laptop, PC, Desktop

How to Use:
Start up and use.

Packing list:
1 x Bluetooth​​ Number Pad
1 x USB Cable
1 x User Manual