Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor
100 Per Piece
1 Piece(s) (MOQ)
description:- ultrasonic ranging module hc - sr04 provides 2cm - 400cm non-contact measurement function, the ranging accuracy can reach to 3mm. The modules includes ultrasonic transmitters, receiver and control circuit. features:- 1.high sensitivity ultrasonic range sensor 2.works with arduino board 3.working voltage - dc 5v, working current - 15ma
HC-SR04 Sonar Distance Measuring Sensor Module
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The HC-SR04 ultrasonic sensor uses sonar to measure distance to an object. It offers excellent range accuracy and stable readings in an easy-to-use package. It operation is not affected by sunlight or black material like Sharp rangefinders are (soft materials like cloth can be difficult to detect). Module main technical parameters: 1.Working Voltage : 5V(DC) 2.Static current: Less than 2mA. 3.Output signal: Electric frequency signal, high level 5V, low level 0V. 4.Sensor angle: Not more than 15 degrees. 5.Detection distance: 2cm-450cm. 6.High precision: Up to 0.3cm 7.Input trigger signal: 10us TTL impulse 8.Echo signal
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