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Showing 21-40 of 58 products · 2 unavailable products hidden
Gravity: Linear / Analog Hall Effect Sensor with ±1200 GS Magnetic Field Range
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##Introduction Gravity: Linear/Analog Hall Sensor is a high-precision device designed for measuring and monitoring magnetic field strength. Advanced Hall effect circuitry at the core converts magnetic induction strength directly into a voltage output. The sensor responds uniquely to magnetic fiel...
Gravity: MAX30102 Heart Rate and Oximeter Sensor
The DFRobot Gravity MAX30102 sensor module measures heart rate and blood oxygen saturation (SpO2) using photoplethysmography (PPG). It integrates the Maxim MAX30102 chip with an on-board MCU that processes raw PPG data and outputs heart rate and SpO2 values directly via I2C or UART, reducing proc...
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...
Dissolved Oxygen Sensor Membrane Cap
This product is a replacement membrane cap for the Gravity Analog Dissolved Oxygen Sensor, which needs to be used in conjunction with the sensor and electrolyte. There is a transparent oxygen permeable membrane on the membrane cap which is easily damaged. Please take care to protect it. ...
Gravity: Arduino Gas Sensor (MQ2)
INTRODUCTION This is a generic Arduino gas sensor. It has MQ2 probe which is able to detect LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.It can be used in gas leakage detecting device in consumer and industry markets. It has a high sensitivity and fast response time. ...
Gravity: I2C ADS1115 16-Bit ADC Module (Arduino Raspberry Pi Compatible)
DFRobot I2C ADS1115 16-bit ADC module can accurately collect and convert analog signals. Through this ADC module, Raspberry Pi can easily use a wide range of Gravity series analog sensors to measure various signals, and perceive this world.Raspberry Pi is a common master control board which is...
Gravity: Arduino LPG Gas Sensor (MQ5)
The Gravity MQ5 gas sensor is highly sensitive to LPG, natural gas, and town gas, with lower sensitivity to alcohol, cooking fumes, and cigarette smoke. The analogue output is proportional to gas concentration, and sensitivity can be adjusted via the on-board potentiometer. Gravity interface for ...
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 HF Gas Sensor (Calibrated) - I2C/UART/Analogue
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Measure hydrogen fluoride concentration with a factory-calibrated electrochemical probe that supports analogue, I2C and UART output modes. It is designed for quickly building an HF concentration detector for industrial and environmental protection applications.The sensor includes integrated tempe...
Hackster & DFRobot EEDU Enviromental Sensor Kit (ESP32)
The Hackster and DFRobot EEDU Environmental Sensor Kit provides everything you need to get started with IoT environmental monitoring using an ESP32-based FireBeetle board. Build practical projects that monitor soil moisture, air quality, and environmental conditions in real time. The kit centres...
Gravity 3-Pin PH2.0 to DuPont Male Cable Pack 30cm
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This pack includes ten 30 cm Gravity analogue sensor cables, each with a 3-pin PH2.0 plug on one end and DuPont male connectors on the other.The cables are compatible with breadboard and DuPont wire spacing, making them handy for connecting DFRobot analogue sensors to an IO Expansion Shield or IO...
DFRobot Gravity 10DOF IMU AHRS (BNO055 + BMP280)
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This compact Gravity module combines a Bosch BNO055 absolute orientation sensor with a BMP280 barometric pressure and temperature sensor to create a 10DOF AHRS module for motion, heading and environmental sensing.The BNO055 integrates a triaxial 14-bit accelerometer, triaxial 16-bit gyroscope, tr...
Building Block Expansion Board for micro:bit & UNIHIKER K10
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This expansion board turns a micro:bit or UNIHIKER K10 into a cable-free robotics controller for mobile builds. It provides onboard power from a user-replaceable 18650 cell slot and breaks out motor, servo, Gravity IO and I2C connections for adding sensors, displays, AI cameras and actuators.The ...
Gravity: WiFi IoT Module for Science Data Acquisition (SCI DAQ)
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The Gravity: WiFi IoT Module is a companion accessory for the Gravity: Science Data Acquisition (SCI DAQ) Module, enabling wireless sensor data transmission to IoT platforms without any programming required. Simply connect sensors to the SCI DAQ module and start uploading data instantly. Operati...
Gravity: Arduino ORP Meter V1.0
In the ever-increasing need and awareness for health and safety, water has become a focus point for proper disinfection treatment as aftereffects of industrialization can become a danger for contamination of water via direct contact. Water is a critical control point of contact where proper t...
Gravity: BLE Sensor Beacon Pack (5 PCS)
Note: Gravity: BLE sensor beacons need to be configured using the 3.3V USB-TTL tool. This Gravity wireless BLE Sensor Beacon with built-in 11-bit ADC is capable of collecting data from digital and analog sensors and broadcasting via Bluetooth. And users can access the sensor data within broad...
Gravity: STCC4 True Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm)
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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: Arduino pH Sensor / Meter Kit
You may check the latest version - Gravity: Analog pH Sensor/Meter Kit V2 to meet your requirements and Liquid Sensor Selection Guide to get better familiar with our liquid sensor series.Need to measure water quality and other parameters but haven't got any low-cost pH meter? Find it difficult t...
Gravity 4Pin Sensor Adapter
The Gravity 4Pin Sensor Adapter converts 4-pin sensors to the DFRobot Gravity interface, making it easy to connect compatible sensors to Gravity-enabled controllers. Features a press-type terminal for quick, tool-free wire connections. A 3.3V/5V power switch provides flexibility for different se...
Gravity: Analog Signal Isolator
The Analog Signal Isolator can isolate analog signal and provide isolated power to sensors. It can effectively prevent sensor signal interference and apply to multi-parameter water quality monitoring sensors. Because usually sensors will be interfered by the other sensors during the measurement,...
