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 ...

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...

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...

HuskyLens is an easy-to-use AI machine vision sensor. It is equipped with multiple functions, such as face recognition, object tracking, object recognition, line tracking, color recognition, and ta...

Great and powerful sensor for everyone that wants to know the exact concentration of CO2(Carbon Dioxide) in the air.  This is the first CO2 sensor compatible with Arduino. The output voltage of th...

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 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...