Do you have several components to connect to your project and would rather use connectors instead of soldering? The Arduino MKR CONNECTOR CARRIER provides Seeed Studio's Grove connectors to your ...

This sensor is designed for comprehensive monitor over indoor air condition. It's responsive to a wide scope of harmful gases, as carbon monoxide, alcohol, acetone, thinner, formaldehyde and so on....

It can detect combustible Carbon Monoxide, Coal Gas and Liquefied Gas. The sensitivity can be adjusted by the potentiometer. Hardware Overview This is an Analog output sensor. It needs to be conn...

This Dust Sensor gives a good indication of the air quality in an environment by measuring the dust concentration. The Particulate Matter level (PM level) in the air is measured by counting the Low...

This is a multifunctional sensor that gives you temperature and relative humidity information at the same time. It utilizes a TH02 sensor that can meet measurement needs of general purposes. It pr...

Analog pH Sensor / Meter Kit specially designed for Arduino controllers and has convenient and practical "Gravity" connector and a bunch of features. Instant connection to your probe an your Arduin...

FRobot Solar Power Manager series are designed for IoT projects and renewable energy projects, providing safe and high-efficiency embedded solar power management modules for makers and application ...

The DFRobot Solar Power Manager series are designed for IoT projects and renewable energy projects, providing safe and high-efficiency embedded solar power management modules for makers and applica...

This Solar lipo charger is designed for single Lithium battery (3.7V) for intelligent charging, with input reverse polarity protection. The maximum charging current is 500 milliamperes and the con...

Gravity: I2C Ozone Sensor (0-10ppm) is based on electrochemical principles and it can measure the ambient O3 concentration accurately and conveniently. With high anti-interference ability, high sta...

This soil Moisture sensor is made of a corrosion resistant material giving it a long service life. Insert it into soil and impress your friends with the real-time soil moisture data! The product in...

Utilizing Arduino's unique 'Panini Concept' — where designers pick up a MKR board, then mix-and-match it with the desired shields and carrier boards to create custom hardware configurations for IoT...

Professional pH Sensor Meter Kit with industrial electrode. It has built-in simple, convenient, practical connection and long life (up to 1 year), which makes it very suitable for long term online ...

DFRobot Gravity: analog electrical conductivity meter V2 is specially used to measure the electrical conductivity of an aqueous solution, and then to evaluate the water quality, which is often used...

The Gravity: I2C Oxygen Sensor is based on electrochemical principles and it can measure the ambient O2 concentration accurately and conveniently. With high anti-interference ability, high stablili...

Build up a simple environmental monitor station with this multi-function environment sensor! Based on the combination of CCS811+BME280 chip, this module features high accuracy, I2C interface, and f...

Add Narrowband communication to your project with the MKR NB 1500. It's the perfect choice for devices in remote locations without an Internet connection, or in situations in which power isn't av...

  Better and More Efficient The MKR WAN 1310, brings in a series of improvements when compared to its predecessor, the MKR WAN 1300. While still based on the Microchip® SAMD21 low power process...

Grove-Temperature & Humidity Sensor Pro is a high accuracy temperature and humidity sensor based on the DHT22 module (also known as AM2302 or RHT03). High-cost performance and high precision ma...

The sensor(chip) used in the module is designed with Sensirion’s CMOSens® technology. The chip is well calibrated, linearized and compensated for digital output. The typical accuracy of this module...

The sensor traces have a weak pull-up resistor of 1 MΩ. The resistor will pull the sensor trace value high until a drop of water shorts the sensor trace to the grounded trace. Believe it or not thi...