Compatible with Arduino UNO R3. Comes with 14 digital input/output pins. Comes with 6 analog IO pins Onboard comes with a digital port power terminal block Comes with an external power input terminal block and a input contact pin ( power on the control board with DC 7-12V) Comes with an RS485 interface. Comes with a reset button Comes with a D13 indicator Comes with a XBEE Bluetooth interface Can connect three jumper caps (APC and 485) to switch the XBEE Bluetooth communication or RS485 communication. Comes with I2C, serial port and SPI communication pins Onboard comes with a DC 3.3V output pin Dimensions: 58.5mm x 57.5mm x 20mm Packing list x1 unit XBEE
