Xbee sensor expansion board V5 with BLUEBEE RS485 Bluetooth interface - Red

Xbee sensor expansion board is an open source control board, very suitable for electronic production of electronic production of interactive friends, but for some people are not familiar with electronic technology, to add circuits in the Arduino is a bit more trouble, so we designed A sensor expansion board allows most sensors to be easily connected to the Arduino control board.
Product description
Product Name: Xbee sensor expansion board V5
Performance Description:
1. Expansion of the 14 digital IO port (12 rudder interface) and power supply;
2. 6 analog IO ports and power supply;
3. 1 digital port external power supply terminal;
4. Digital port external power supply and onboard power supply automatically switch;
5. An external power supply input terminal and an input pin;
6. RS485 interface;
7. Reset button;
8. xbee / Bluetooh Bee Bluetooth wireless data transmission interface;
9. APC220 / Bluetooh V3 Bluetooth wireless data transmission interface;
10. IIC / I2C / TWI interface;
11. 3.3V output port;