All Products
Showing 61-80 of 100 products
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: 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: I2C 4-20mA DAC Module (Arduino Compatible)
The Gravity I2C 4-20mA DAC Module outputs 0–25 mA of current controlled via I2C, with high-accuracy 4–20 mA output available after calibration (0.2% linearity error). Built around the GP8302 chip, it provides 12-bit resolution and is compatible with Arduino, enabling precise current-loop control ...
Gravity: GR10-30 Gesture Sensor (UART & I2C, 12 Gestures, 0~30cm)
This GR10-30 gesture sensor is capable of recognizing 12 hand gestures: move up, down, left, right, forward, backward, rotate clockwise and counterclockwise, rotate clockwise and counterclockwise continuously, hover, and wave. And users can set parameters such as the gesture trigger distance, the...
Fermion: MEMS Hydrogen Sulfide H2S Gas Detection Sensor (Breakout, 0.5-50ppm)
Fermion: MEMS Hydrogen Sulfide H2S Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery....
Fermion: MEMS Ammonia NH3 Gas Detection Sensor (Breakout, 1-300ppm)
Fermion: MEMS Ammonia NH3 Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. The sens...
Fermion: MEMS Volatile Organic Compounds VOC Gas Detection Sensor (Breakout, 1-500ppm)
Fermion: MEMS Volatile Organic Compounds VOC Gas Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. ...
Fermion: MEMS Methane CH4 Gas Detection Sensor (Breakout, 1-10000ppm)
Fermion: MEMS Methane CH4 Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. The sens...
Fermion: MEMS Nitrogen Dioxide NO2 Gas Detection Sensor (Breakout, 0.1-10ppm)
Fermion: MEMS Nitrogen Dioxide NO2 Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery....
Fermion: MEMS Formaldehyde HCHO Gas Detection Sensor (Breakout, 0-3ppm)
Fermion: MEMS Formaldehyde HCHO Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. Th...
Fermion: MEMS Odor Smell Gas Detection Sensor (Breakout, 0.5-50ppm)
Fermion: MEMS Odor Smell Gas Detection Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. The sensor...
Fermion: MEMS Smoke Gas Detection Sensor (Breakout, 10-1000ppm)
Fermion: MEMS Smoke Gas Detection Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. The sensor can ...
Gravity: MOSFET Power Controller
In most Arduino projects, relays are the first choice to drive some large current device. It requires a certain amount of current to drive the internal coil to pick-up contact. But for some MCU, like Intel Edison, Intel joule, lilypad, Raspberry Pi and other microcontroller with limited amoun...
Gravity IoT Starter Kit for micro:bit
IoT Starter Kit is an all-in-one bundle for micro:bit beginners to fast experience and build Internet of Things projects.The kit comes with a micro:bit microcontroller, a Wi-Fi module and 7 sensors/actuators that are wildly used in real-life IoT applications.You can easily setup the Wi-Fi connect...
Gravity: 4-Digital LED Segment Display Module (Green)
The Gravity 4-Digital LED Segment Display Module features a bright green 7-segment display with four digits, perfect for showing numbers, time, sensor readings, and other data in your projects. It communicates over I2C for simple two-wire connectivity with Arduino, Raspberry Pi, and other microco...
Gravity: mmWave C4001 24GHz Human Presence Detection Sensor (12 Meters, I2C & UART)
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##Introduction The Gravity: C4001 millimeter-wave presence sensor, operating at a wavelength signal of 24GHz, boasts a horizontal detection range of 100°, a presence detection range of 8 meters, and a motion detection and ranging range of 12 meters. It utilizes the Gravity interface (PH2.0) and s...
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...
Gravity: Analog Ambient Light Sensor TEMT6000
An analog ambient light sensor based on the TEMT6000 detector, which has a spectral response closely matching the human eye with very low IR sensitivity. It outputs an analog voltage proportional to the ambient light level, making it easy to read with any Arduino or microcontroller analog input. ...
Gravity: Analog EMG Sensor by OYMotion
The Gravity Analog EMG Sensor by OYMotion detects surface electromyography (sEMG) signals to measure muscle and neural activity. The sensor amplifies the tiny sEMG signal (±1.5 mV) by 1000× and filters noise through differential input and analogue filtering, outputting a clean 0–3.0V analogue sig...
Gravity: I2C 16x2 Arduino LCD with RGB Backlight Display
A 16×2 character LCD module with full RGB backlight, communicating over I2C for minimal wiring. With support for 16 million backlight colours, this display adds a vibrant, customisable readout to your Arduino or compatible microcontroller projects using just four wires: VCC, GND, SDA, and SCL. P...
