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Soil/Dust Humidity/Water/Moisture Sensor

This is a simple water sensor can be used to detect soil moisture when the soil moisture deficit module outputs a high level, and vice versa output low. Use this sensor produced an automatic plant...

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MQ 2/ MQ 3/ MQ 5 Series Gas Sensors [Variable]

MQ 5: This gas sensor can detect Butane, propane, methane, hydrogen and other combustible gases.It is capable of detecting various gases.This arduino-compatible special sensor raise alarms when the...

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MQ-3 Alcohol Ethanol Gas Sensor Module

Features: Gas leakage monitoring device can be used in homes and factories, and is suitable for the detection of alcohol; Sensitivity adjustable the blue digital potentiometer adjustment (Figure)...

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Water-drop Rain Sensor

Voltage: 5V Have power indicator, output signal LED indicator. TTL-level output, TTL output valid signal is low, drive capacity at 100MA, can directly drive relays, buzzer, a small fan, and so on....

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DS18B20 Water-Proof Probe with Cable

Stainless steel probe header, anti-rust, sensor each pin separated with heat shrink tubing to prevent short circuit, internal sealant, waterproof! 1 meter cable length Stainless steel housing (6 *...

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5PCs MQ Series Sensor Socket

The plug socket for MQ series sensor, you either solder the gas sensor directly to your PCB or use the socket in the between to allow it easily to be replaced. For MQ2 MQ3 MQ5, MQ9, 6Pins etc * This …...

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DHT22 Digital Humidity and Temperature Sensor (AM2302)

DHT22 (AM2302) Product Overview AM2302 digital temperature and humidity sensor is a calibrated digital signal output temperature and humidity combined sensor. Application-specific digital acquisition...

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BMP180 Barometric Pressure Sensor Board

This is a breakout board for the Bosch BMP180 high-precision, low-power digital barometer. The BMP180 offers a pressure measuring range of 300 to 1100 hPa with an accuracy down to 0.02 hPa in advanced...

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Liquid Flow Sensor, Turbine Meter

Water flow sensor is mainly made ​​of a plastic body, the flow of the rotor assembly and the Hall sensor. Which is mounted at the inlet end of the heater, for detecting a water flow, when the flow of...

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NTC Thermistor Probe 10K 1% Temperature Sensor

Cable length 1M, probe 5x30mm NTC-10K 1% 3950 type termistor Range -20~105 degree XH2-54-2P type Please check the relevant resistance and temperature value in the attached table.

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Soil Temperature/Moisture Sensor Probe (SHT10)

Take your gardening project to the next level with a SHT-10 based soil sensor. The sensor includes a temperature/humidity sensor module from Sensiron in a sinter metal mesh encasing. The casing is...

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Comment on DS18B20 – One-Wire Digital Temperature Sensor by Bessière

Very easy to use with Dallas library to access memory and register alarm

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Comment on DS18B20 Water-Proof Temperature Probe w/Cable by giorgio.boiero

My version has the below color wires: Output leads: red (VCC), yellow (DATA), green (GND) It works with Arduino with this library: https://github.com/milesburton/Arduino-Temperature-Control-Library

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Comment on Water-drop Rain Sensor by quecg2

I tried it, it works really good (it works as a variable resistor). I don’t know if I’ll use it for some of my projects but it is a really funny sensor to play with.

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Comment on DS18B20 Water-Proof Temperature Probe w/Cable by Christoph

This sensor is surprisingly accurate. Produces reliable results even in boiling water.

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Comment on DHT21 Digital Temperature & Humidity Sensor (AM2301) by Warren

The one I got here works well. The difference between the AM2301/DHT21 and AM2302/DHT22 seems to be that the AM2301 is rated for a 3.3V supply. The DHT22 is rated for 3.5V and up.

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Comment on DHT22 Digital Humidity and Temperature Sensor (AM2302) by z2amiller

These work great with the arduino (adafruit) DHT libraries. More stable and larger range than the less expensive DHT11.

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Comment on BMP180 Barometric Pressure Sensor Board by z2amiller

These things are tiny! The picture of the product shows the 5 pin version, but when I ordered these I received one with only 4 pins (it did not have the 3.3v pin broken out, and there was only one...

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Comment on BMP180 Barometric Pressure Sensor Board by junkmail

Worked as expected. This was my first order with the company and no issues, everything arrived as expected. I will continue to order from Electrodragon as they are friendly and response to email...

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Comment on DS18B20 – One-Wire Digital Temperature Sensor by serfieledrag

I’ve used it for logging temperature on my balcony and it work well and precise.

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