Octopus Sensors

A sensor is a device that detects and responds to some type of input from the physical environment. Inputs can be light, heat, motion, humidity, etc. This is our self-developed microbit sensor series, named Octopus Sensors. This sensor series has many cheap and powerful sensors, such as light sensor, pir sensor, soil Moisture sensor, etc. Compatible with other types of extended versions on the market.
Find the sensor that best matches your STEM project at ELECFREAKS! We also have another sensor series called PlanetX Sensor. You can click to find out.
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$49.90 USD
ELECFREAKS Octopus 2 Channel Tracking Module
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ELECFREAKS Octopus 2 Channel Tracking Module
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ELECFREAKS Octopus 2 Channel Tracking Module

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$4.90 USD
ELECFREAKS Octopus 1 Channel Relay 3V
ELECFREAKS Octopus 1 Channel Relay 3V
ELECFREAKS Octopus 1 Channel Relay 3V
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ELECFREAKS Octopus 1 Channel Relay 3V

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$4.90 USD
ELECFREAKS Octopus BME280 Pressure Sensor
ELECFREAKS Octopus BME280 Pressure Sensor
ELECFREAKS Octopus BME280 Pressure Sensor
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ELECFREAKS Octopus BME280 Pressure Sensor

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$16.90 USD
ELECFREAKS Octopus PM2.5 Module
ELECFREAKS Octopus PM2.5 Module
ELECFREAKS Octopus PM2.5 Module
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ELECFREAKS Octopus PM2.5 Module

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$29.90 USD
ELECFREAKS Octopus Single RGB Rainbow LED
ELECFREAKS Octopus Single RGB Rainbow LED
ELECFREAKS Octopus Single RGB Rainbow LED
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ELECFREAKS Octopus Single RGB Rainbow LED

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$2.90 USD
ELECFREAKS Octopus Light Sensor
ELECFREAKS Octopus Light Sensor
ELECFREAKS Octopus Light Sensor
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ELECFREAKS Octopus Light Sensor

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$2.90 USD
ELECFREAKS Octopus Waterproof Temperature Sensor (DS18B20)
ELECFREAKS Octopus Waterproof Temperature Sensor (DS18B20)
ELECFREAKS Octopus Waterproof Temperature Sensor (DS18B20)
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ELECFREAKS Octopus Waterproof Temperature Sensor (DS18B20)

Price
$6.90 USD
ELECFREAKS Octopus Moisture Sensor (Analog Capacitive Soil)
ELECFREAKS Octopus Moisture Sensor (Analog Capacitive Soil)
ELECFREAKS Octopus Moisture Sensor (Analog Capacitive Soil)
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ELECFREAKS Octopus Moisture Sensor (Analog Capacitive Soil)

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$4.90 USD
ELECFREAKS Octopus Water Level Sensor
ELECFREAKS Octopus Water Level Sensor
ELECFREAKS Octopus Water Level Sensor
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ELECFREAKS Octopus Water Level Sensor

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$2.90 USD
ELECFREAKS Octopus 3V Laser Sensor
ELECFREAKS Octopus 3V Laser Sensor
ELECFREAKS Octopus 3V Laser Sensor
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ELECFREAKS Octopus 3V Laser Sensor

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$3.90 USD
ELECFREAKS Octopus Analog UV Sensor (GUVA-S12SD)
ELECFREAKS Octopus Analog UV Sensor (GUVA-S12SD)
ELECFREAKS Octopus Analog UV Sensor (GUVA-S12SD)
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ELECFREAKS Octopus Analog UV Sensor (GUVA-S12SD)

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$5.90 USD
ELECFREAKS Octopus CO2 Gas Sensor (MG811)
ELECFREAKS Octopus CO2 Gas Sensor (MG811)
ELECFREAKS Octopus CO2 Gas Sensor (MG811)
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ELECFREAKS Octopus CO2 Gas Sensor (MG811)

Price
$49.90 USD