{"title":"Gravity: RS485 IO ExpansionShield for Arduino","handle":"gravity-rs485-io-expansionshield-for-arduino","url":"/products/gravity-rs485-io-expansionshield-for-arduino","description":"      Our IO expansion board is evolving, the RS485 IO Expansion Shield is now supporting Xbee and has colour coded pin header. It combines our popular Xbee shield with IO expansion shield.   It even supports SD module card which provides the ultimate functional expansion for Arduino so far.  As its predecessor, it supports RS485, APC220 Radio Communication Module, Bluetooth , Xbee communication, servo control.      SPECIFICATIONS           Support Seperate Servo Power Supply     Support RS485     Support Xbee (Xbee pro)     Support Bluetooth     Support APC220     Support SD card read/write     Support URM04 (RS485 Ultrasonic Sensor)         DOCUMENTS           Wiki Doc     Schematics         SHIPPING LIST           RS485 IO Expansion Shield for Arduino     x1     ","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":11680,"title":"Default Title","sku":"DF-DFR0219","price":15.06,"on_sale":false,"in_stock":true,"available_quantity":110,"option1":"Default Title"}]}