All Products
Showing 4041-4060 of 8672 products · 2519 unavailable products hidden
Gravity: Photoelectric Arduino Water Liquid Level Sensor
Gravity: PM2.5 Air Quality Sensor
Gravity: Ring 2D QR Code Scanner
Gravity: RS485 IO ExpansionShield for Arduino
Gravity: SCI DAQ Module with Screen (I2C)
Gravity: Science Data Acquisition Module Kit for Experiments Education
Gravity: Serial Data Logger for Arduino
Gravity: SGP40 Air Quality Sensor
Gravity: SHT31-F Digital Temperature and Humidity Sensor
Gravity: SO2 Sensor (Calibrated) - I2C & UART
Gravity: Soil Moisture Sensor For Arduino
Gravity: Speech Synthesis Module(Support English and Chinese)
Gravity: Starter Kit for Arduino
Gravity: STCC4 True Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm)
MPN: SEN0678
Gravity: Steam Sensor
Gravity: TCS3430 Tristimulus Color Sensor
Gravity:Terminal Sensor Adapter V2.0
Gravity: Thin-film Pressure Sensor for Pressure Science Course
MPN: SEN0616
Gravity: Throw-in Type Liquid Level Transmitter
Gravity: Tipping Bucket Rainfall Sensor - I2C & UART
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: PM2.5 Air Quality Sensor
The Gravity PM2.5 Air Quality Sensor uses laser scattering to measure suspended particulate matter in three size ranges — PM1.0, PM2.5, and PM10 — and outputs concentration data via I2C. With a minimum detectable particle size of 0.3 µm and a response time under 1 second, it provides real-time, a...
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: RS485 IO ExpansionShield for Arduino
Our IO expansion board is evolving, the RS485 IO Expansion Shield is now supporting Xbee and has colour coded pin header. It combines our popular Xbee shield with IO expansion shield. It even supports SD module card which provides the ultimate functional expansion for Arduino so far. As ...
Gravity: SCI DAQ Module with Screen (I2C)
The Gravity SCI DAQ Module is a multi-functional data acquisition module with a built-in 1.3-inch OLED screen for real-time sensor readings. It supports over 20 common sensor types including temperature, humidity, and barometric pressure — with automatic sensor recognition and a standardised I2C ...
Gravity: Science Data Acquisition Module Kit for Experiments Education
The Gravity Science Data Acquisition Module Kit is a comprehensive toolkit for conducting digital scientific experiments without programming or electronics knowledge. Built around the DFRobot SCI DAQ module, it includes four sensors covering soil moisture, ambient light, temperature/humidity, and...
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: SGP40 Air Quality Sensor
The Gravity SGP40 Air Quality Sensor uses Sensirion's SGP40 digital VOC sensor chip with built-in temperature and humidity compensation. It outputs a VOC index (0–500) that can be used directly to evaluate indoor air quality without calibration. The Gravity interface provides plug-and-play connec...
Gravity: SHT31-F Digital Temperature and Humidity Sensor
Gravity: SHT31-F digital temperature and humidity sensor is based upon the Sensirion SHT31-F sensor IC. Thanks to Sensirion’s CMOSens® technology, highly integrated capacitive humidity sensing components and band-gap temperature sensing components, the SHT31-F offers high reliability and long-ter...
Gravity: SO2 Sensor (Calibrated) - I2C & UART
A factory-calibrated electrochemical sulfur dioxide (SO2) sensor with I2C, UART, and analogue output modes. Part of the DFRobot Gravity gas sensor series, this module quickly and accurately measures SO2 concentration for industrial monitoring and environmental protection applications. The electr...
Gravity: Soil Moisture Sensor For Arduino
A resistive soil moisture sensor that reads the water content of surrounding soil by measuring electrical resistance between its two probes. Wetter soil conducts more easily (lower resistance), while dry soil conducts poorly (higher resistance) — giving you an analogue voltage output proportional...
Gravity: Speech Synthesis Module(Support English and Chinese)
The Gravity Speech Synthesis Module converts text to spoken audio in English and Chinese, including mixed-language content. It connects via I2C or UART using the standard Gravity interface and includes a built-in speaker, so no additional audio hardware is needed. The module supports text contro...
Gravity: Starter Kit for Arduino
The Gravity Starter Kit for Arduino is a plug-and-play electronics toolkit designed for beginners and makers getting started with the Arduino platform. It includes a DFRduino UNO R3 microcontroller (fully compatible with Arduino UNO) along with 12 popular sensors and components from DFRobot's Gra...
Gravity: STCC4 True Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm)
· MPN: SEN0678
This Gravity air quality module uses Sensirion’s STCC4 gas sensing chip to directly measure carbon dioxide with the thermal conductivity measurement principle. It is designed for compact, cost-effective indoor monitoring nodes where stable CO₂ readings are needed without complex hardware integrat...
Gravity: Steam Sensor
This is a steam(water)sensor from DFRobot. This steam sensor can be connected to the Arduino IO Expansion shield directly. The output voltage will increase when the humidity of the sensor surface goes up. Notice:The new version of analog sensor port pin mapping has been changed as the foll...
Gravity: TCS3430 Tristimulus Color Sensor
Devices with True Tone technology like Apple iPad Pro, iPhone, and Macs usually feature sensors that measure the ambient light colour and brightness. The device then uses this information to automatically adjust its display, so it can correct white points and illumination based on your environmen...
Gravity:Terminal Sensor Adapter V2.0
This is universal sensor adapter V2.0, it can be accessed by digital input modules and analog input module. The module with Arduino sensor expansion board, in combination.Improvment compare with the old version,we add a 10K resistor between A & B, A & C respectively,so that you needn't to conne...
Gravity: Thin-film Pressure Sensor for Pressure Science Course
· MPN: SEN0616
The Gravity: Thin-film Pressure Sensor measures pressure through the deformation of a flexible film material. As pressure increases, the film deforms, producing higher analog output values, while lighter pressure results in lower output. This sensor is an excellent educational tool for hands-on e...
Gravity: Throw-in Type Liquid Level Transmitter
This throw-in type liquid level transmitter adopts high-performance pressure sensing chip, with advanced circuit processing and temperature compensation technology. The level transmitter receives different pressures at different depths of liquid, which can be converted into corresponding current ...
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 ...
