US-015 Ultrasonic Distance Measuring Sensor Module
This is one of the best solutions to any distance measuring/obstacle avoidance sensor that you can get your hands on. With the right programming, you can accurately measure the distance between the sensor and any object or wall at a maximum distance of four meters. Moreover, its stable performance and high ranging accuracy make it a popular module in the electronic market . Compared to the HC-SR04, this is delivers a better measuring resolution but with same ranging distance.
Specifications
Power supply: 5V DC
Quiescent current: <2mA
Effectual angle: <15°
Ranging distance: 2cm – 400 cm
Resolution: 1 cm
Ultrasonic Frequency: 40k Hz
Weight: 15g
Dimensions: 2.0 x 4.3 x 1.5cm