SP Robotic Works Ultrasonic Distance Sensor 4 Pin Educational Electronic Hobby Kit

The Ultrasonic Sensor (HC-SR04) are easy to use distance measuring sensors based on SONAR technology .They provide accurate (Accuracy of +/- 3mm) readings about the distances and has a measuring range of 2 cm to 5 meters .These sensors can be mounted over a hobby servo for making an efficient obstacle avoiding robot and environment mapping robot.Features:Accurate measurementsTwo pin interface with SPDuino / microcontrollers (Tutorial given below)High sensitivityMeasuring distance : 2cm - 500 cm /1" - 16 feetSpecifications:Voltage : 5V DC Quiescent Current :