Module 40khz Automatic Control DC 5V JSN-SR04T Low Power Consumption Low Voltage
5,15 €
Acoustic emission frequency: 40khz. Using IO port trigger location, to the high level signal of at least 10us;. High accuracy. Resolution: about 0.5cm. Total current work: 30mA. Quiet current: 5mA. Small size, easy to use.
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