Ultrasonic Sensor Module

From the shop's description

If you are looking for an ultrasonic ranging module , this 4 pin ultrasonic sensor is good choice . Its stable performance and high ranging accuracy make it a popular module in electronic market . Specifications Power supply: 5V DC Quiescent current: <2mA Effectual angle: <15° Ranging distance: 2cm – 400 cm Resolution: 1 cm Ultrasonic Frequency: 40k Hz ​ ​ For ultrasonic sensor arduino library, please click here For ultrasonic sensor Arduino code, please click here