SP Robotic Works Ultrasonic Distance Sensor 4 Pin Security Circuit and Motion Detector 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 measurements Two pin interface with SPDuino / microcontrollers (Tutorial given below) High sensitivity Measuring distance : 2cm - 500 cm /1" - 16 feet Specifications: Voltage : 5V DC Quiescent Current : < 2mA Effectual angle : <15 degree Ranging distance : 2cm - 500 cm/1" - 16 feet Resolution : 0.3cm Weight : 8.5 g