Contents1 INTRODUCTION2 OBJECTIVES OF SMART BLIND STICK USING ARDUINO3 BILL OF MATERIALS4 HARDWARE DESCRIPTION5 SOFTWARE DESCRIPTION6 BLOCK DIAGRAM  OF SMART BLIND STICK USING ARDUINO                                                7 CIRCUIT DIAGRAM AND OPERATION8 SOURCE CODE          … Continue reading SMART BLIND STICK USING ARDUINO ,GSM MODULE ,GSM MODULE,ULTRASONIC SENSOR AND RAIN SENSOR.