Intelligent bluetooth smart pen for IOS and android smart phone  

Specification:

Technology:Ultrasound and Infrared
Coverage area:A4
Storage Temperature:-20℃ ~ +65℃
Operating Temperature:5℃ ~ +35℃
Operation Relative Humidity*：20% ~ 90%（40℃）
Storage Relative Humidity*：20% ~ 93%（40℃）

Description：

1.Support to iOS & Android smart Phone.Works with normal ink & Paper, keep you writing habits
2. Bluetooth low energy, Always on
3. Upload your handwriting notes to smart phone wirelessly and share to Network easily
4. Extend your smart phone screen
5. New & cool input device in addition to mouse, keyboard and touch Screen