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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Float Ball Material: PP
The sensor can detect a wide variety of flammable gases
3-axis magnetometer
the output level is high
1x WeMos D1 mini
Sound Detector Sensor Color:Black Float Ball Material: PPThe sound module is the most sensitive to the environment sound intensity, commonly used to detect the intensity of the sound of the surroundings. Note: the sound sensor can identify the presence of sound (according to the principle of vibration) or a particular frequency of sound does not recognize the volume of the sound. Features: Signal output indication. The output is digital. Single channel signal output. Output low level and the signal light
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