Features:With 12 LED colorful light.No heat or chemicals usedEasy to operate, long service life, self-protection.Ideal for indoor or outdoor fountains, water feature, and office use.Add a stunning mis..

Description:Working voltage:2.8-5VWorking current:2mAMaximum detection distance:550cmWorking frequency:40KHzFeature：1. Having a signal output instruction;2. With a TTL level signal, and the analog out..

   Features:1. Model: TCT40-16R/T (16 mm in diameter)2. Nominal frequency (kHz): 40KHz3.Emission sound pressure at10V (0dB = 0.02mPa): ≥ 117dB4.Receiver sensitivity at40KHz (0dB = V / ubar):..

Description:Onboard STM8S103 high-performance microprocessor.Digital tube display for easily viewing data resultWorking Voltage: 5VData can be output through the serial portDisplay Unit: cmMaximum err..

Item Description:    Detecting range: 3cm-4M    Best in 30 degree angle    Electronic brick compatible interface    5VDC power supply    Breadboard fr..

 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.&n..

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US-015 Ultrasonic Module Distance Measuring Transducer Sensor DC US-015 5V  Ultrasonic ModuleResolution up to 0.5 mmCan realize 2 cm to 4 m non-contact ranging function, the power supply vol..

JSN-SR0T4-2.0 ultrasonic distance measuring module can provide 20cm-600cm non-contact distance sensing function, ranging accuracy up to 2mm; module includes transceiver ultrasonic sensor and control c..