All Products
Showing 61-80 of 100 products
Gravity: Ring 2D QR Code Scanner
This highly integrated QR code scanner with excellent performance can recognize common 1D codes and 2D codes. With a small size, it employs easy-to-connect Gravity Interface and is equipped with a colorful indicator that feeds back the sensor recognition status by showing different colors. Board-...
Gravity: Alcohol Sensor (0-5ppm)
This is an Arduino compatible alcohol sensor module from DFRobot with a 0-5ppm measuring range, supporting I2C and UART outputs. Aiming at fast and accurate detection of alcohol gas concentration in the air, the sensor is well applicable to the small alcohol concentration measurement in...
Gravity: Serial Data Logger for Arduino
Compared to the old MicroSD Card Module, this Gravity: Serial Data Logger can store data more conveniently, and supports direct data printing through serial port without additional codes.The Serial Data Logger provides onboard 128MB Flash memory, no more TF card required. It comes with a USB func...
Gravity: AS7341 11-Channel Visible Light Sensor
We live in a colorful world, but how much do you really know about color? Your eyes may deceive you, while the sensors don’t lie. This Gravity: AS7341 11-Channel Visible Light Sensor can tell you the truth about color.Gravity: AS7341 11-Channel Visible Light Sensor employs the new generation of A...
DFRobot Gravity LoRaWAN Node Module US915 (SX1262)
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This compact wireless node module is designed for long-distance, low-power outdoor IoT projects. Built around the Semtech SX1262 and LoRa modulation, it operates on the 915 MHz US915 band and supports both direct LoRa communication and LoRaWAN networking.It can be used for point-to-point links or...
Gravity: Arduino LM35 Temperature Sensor
This is an Arduino Temperature Sensor based on LM35 temperature chip. A Temperature Sensor can be used to detect ambient air temperature.The LM35 chip is produced by National Semiconductor Corporation and offers a functional range between 0 degree Celsius to 100 degree Celsius with a sensitivity ...
Gravity: DS18B20 Temperature Sensor (Arduino Compatible)
While there are many types of temperature sensors available in the market, the DS18B20 arduino Temperature Sensor form DALLAS is the best choice in applications which require high accuracy and high reliability. Its ultra-small size, low hardware overhead, strong anti-interference capability a...
Gravity: Analog ORP Sensor Meter PRO
As an upgraded version of Industrial Gravity: ORP Sensor Meter For Arduino, this new generation ORP probe employs platinum indicator electrode and silver-silver chloridereference electrode, which makes it available for 24-hour online ORP monitoring and greatlyenhances product durability. The new ...
Gravity: Factory Calibrated Correlated Color Temperature (CCT); ALS Meter for Professional Photography
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The Gravity: Correlated Color Temperature (CCT) & ALS Meter is a high-performance light sensing device, specifically designed to meet the needs of professional videographers and photographers. With precise calibration, it provides accurate measurements of correlated color temperature and illumina...
KnowFlow Basic Water Monitoring Kit
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Build a DIY water quality monitor for field studies, teaching or environmental projects with the KnowFlow Basic Kit. This Arduino-based kit measures two key water parameters: pH and electrical conductivity (EC).Data can be recorded automatically to a micro-SD card for later analysis, and the Blun...
Gravity: Analog Turbidity Sensor For Arduino
The Gravity Analog Turbidity Sensor measures water clarity by detecting the level of suspended particles. It works by measuring light transmittance and scattering rate, which change with the amount of total suspended solids (TSS) in the water. The sensor provides both analogue (0–4.5V) and digit...
Gravity: Tipping Bucket Rainfall Sensor - I2C & UART
This DFRobot rainfall sensor is a reliable and convenient tool for measuring rainfall.Based on the principle of tipping bucket rainfall, the rainfall sensor provides users with rainfall values in millimeters and system operating time. The sensor has no electronic components inside and features a ...
Gravity: Arduino EC (Electrical Conductivity) Sensor / Meter
The Gravity EC (Electrical Conductivity) Sensor measures the conductivity of aqueous solutions, providing an analogue output for Arduino and compatible microcontrollers. EC measurement is essential for monitoring water quality, nutrient levels in hydroponic systems, and soil salinity in agricultu...
Gravity: I2C IP68 Waterproof Ambient Light Sensor (1-65535lx)
What is an Ambient Light Sensor?An ambient light sensor is a type of sensor that measures the amount of light in the surrounding environment. These sensors can be used in various applications, including lighting and backlighting control and ambient light sensing. It is also used in greenhouses to...
Gravity: Photoelectric Arduino Water Liquid Level Sensor
A photoelectric liquid level sensor that uses optical principles to detect the presence or absence of liquid. With no moving parts, it requires minimal calibration and offers high sensitivity and long service life. The corrosion-resistant polycarbonate probe handles temperatures from −25 °C to 10...
Gravity: Arduino CO/Combustible Gas Sensor (MQ9)
The Gravity MQ-9 gas sensor detects carbon monoxide (CO) and combustible gases including methane and propane. It uses a semiconductor SnO2 sensing element that cycles between high and low temperatures — detecting CO at low temperature (1.5V) and combustible gases at high temperature (5.0V). With...
Gravity: Analog pH Sensor/Meter Kit V2
The Gravity Analog pH Sensor/Meter Kit V2 is designed to measure the pH of liquids, indicating acidity or alkalinity on a scale of 0–14. It's commonly used in aquaponics, aquaculture, hydroponics, and environmental water testing. The kit includes a laboratory-grade pH probe, a signal conversion b...
MindPlus Coding Kit for Arduino
MindPlus Coding Kit for Arduino is a set of tools for programming learning. As its compatibility for Mind+, a graphical coding software for starters, and Arduino IDE, this kit is well applicable to students from the lower grade to the higher grade. It comes with an Arduino Uno R3 mainboard and a ...
Gravity: Analog Water Pressure Sensor
The Gravity Analog Water Pressure Sensor measures water or gas pressure and outputs a linear 0.5–4.5 V analogue signal proportional to the applied pressure (0–1.6 MPa). Using the DFRobot Gravity 3-pin interface, it connects directly to Arduino and other 5 V microcontrollers for easy integration i...
Gravity: Arduino pH Sensor Meter Pro
This is a professional Arduino 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 monitoring. It has an LED which works as the Power Indicator, a BNC connector...
