1. [DUAL CONNECTION MODES] Switch between BT and 2.4G for fast connections.
2. [WIDE COMPATIBILITY] Works with , IOS, , and OS X systems.
3. [ TOUCHPAD] Enjoy precise control with the touch pad feature.
4. [PORTABLE & LIGHTWEIGHT] Conveniently small and easy to carry around.
5. [LONG-LASTING BATTERY] 500mAh battery for up to 10.9yd transmission distance.

Specification:
Item Type: Wireless Number Pad
Material: ABS
Supported Systems: For IOS, For , For
Key: 22 Keys
Wireless/BT: Nordic(nRF51802) BT + 2.4G Dual Modes
BT Version: BT 4.2
Keyboard Life (Times of Pressing): 5 Million
Response Time :30 MS
Wireless/BT: Transmission Distance: Approx. 10 Meters / 10.94yd
Operating Current/voltage :1mA/3.7V (Typing) 7mA/3.7V (Touch)
Built-in Lithium Battery Capacity: 500mAh (Battery Included)
Charging Time: 3 Hours
Charging Port Type: Type C
Use Time: More Than 6 Hours
Standby Time: >6 Months

How to Use:
Plug and play

packing list:
1 xWireless Number Pad
1 x Charging Line
1 x 2.4G Receiver
1 x User Manual