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Gravity: Arduino DHT11 Temperature Humidity Sensor
Model: 030eef319778109ef3e5ff35d7ca38be
Price: $8.52 $4.00
Save: 53% off
Date Added: Tuesday 25 March, 2025
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DFRobot's latest generation of digital DHT11 Temperature and Humidity sensor is as powerful as it used to be but easier to use. This DHT11 ... more info |
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Gravity: Arduino Digital Buzzer
Model: 5fbd05ce0add59991077b650a9c4f29f
Price: $3.35 $1.00
Save: 70% off
Date Added: Tuesday 25 March, 2025
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Here is the simplest sound making module that you can use High/Low to drive it. Just change the frequency it buzz, you can hear different sound. It ... more info |
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Gravity: Arduino Digital Microwave Sensor (Motion Detection)
Model: 167ae1ad91c8e655a507ced98d19f30d
Price: $15.12 $8.00
Save: 47% off
Date Added: Tuesday 25 March, 2025
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INTRODUCTION The microwave sensor applies the Doppler effect to detect moving objects using microwaves. This differs from the method used by a ... more info |
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Gravity: Arduino Digital Weight Sensor
Model: d7f69d51d6eadaacab30637273b487ec
Price: $26.82 $14.00
Save: 48% off
Date Added: Tuesday 25 March, 2025
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This Electronic Arduino Weight Sensor is able to detect 1kg weight. It based on HX711, a precision 24-bit analog-to-digital converter designed for ... more info |
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Gravity: Arduino EC (Electrical Conductivity) Sensor / Meter
Model: 42c3887e07f0545c35370ec01808e348
Price: $124.38 $39.00
Save: 69% off
Date Added: Tuesday 25 March, 2025
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Why measure EC (Electrical Conductivity) The salinity of the soil, irrigation water systems or fertilizer solutions is an important parameter ... more info |
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Gravity: Arduino Gas Sensor (MQ2)
Model: 0f322d187b9717e7b3fcc6d060973d9d
Price: $11.45 $6.00
Save: 48% off
Date Added: Tuesday 25 March, 2025
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INTRODUCTION This is a generic Arduino gas sensor. It has MQ2 probe which is able to detect LPG, i-butane, propane, methane ,alcohol, Hydrogen, ... more info |
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Gravity: Arduino Heart Rate Monitor Sensor (ECG)
Model: 9283e897c83c0c411b7f8f611e68e4e7
Price: $33.70 $17.00
Save: 50% off
Date Added: Tuesday 25 March, 2025
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The DFRobot Heart Rate Monitor Sensor is used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG and ... more info |
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Gravity: Arduino Hydrogen Gas Sensor (MQ8)
Model: 66b8345282d5d1d6c8fa7af03c7fa463
Price: $16.82 $8.00
Save: 52% off
Date Added: Tuesday 25 March, 2025
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This is an Arduino hydrogen gas sensor. It has high sensitivity to Hydrogen (H2) and less sensitivity to alcohol, LPG,cooking fumes . Hydrogen gas is ... more info |
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Gravity: Arduino Infrared Motion Sensor
Model: 3cc524c30487ad91bf19c2ab53a9a9ec
Price: $7.31 $3.00
Save: 59% off
Date Added: Tuesday 25 March, 2025
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This is a simple to use arduino motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves ... more info |
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Gravity: Arduino LM35 Temperature Sensor
Model: ff6428521dc4a212ae75f7cc6401f159
Price: $7.66 $4.00
Save: 48% off
Date Added: Tuesday 25 March, 2025
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This is an Arduino Temperature Sensor based on LM35 temperature chip. A Temperature Sensor can be used to detect ambient air temperature.The LM35 ... more info |
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