All Products

SKU: SF-SEN-21274 | Brand: SparkFun

The SparkFun Qwiic Dynamic NFC/RFID Tag features the ST25DV64KC dynamic Near Frequency Communication (NFC) / Radio Frequency Identification (RFID) tag IC from STMicroelectronics©. The ST25DV64KC offers 64-kBit (8-kByt...

SKU: DF-SEN0536 | Brand: DFRobot

The Gravity SCD41 Infrared CO2 Sensor provides accurate carbon dioxide, temperature, and humidity measurements in a single compact module. Based on Sensirion's SCD41 sensor, it uses photoacoustic NDIR (non-dispersive ...

SKU: AF-5640 | Brand: Adafruit

The Adafruit Si5351A Clock Generator with STEMMA QT lets you generate precise, arbitrary clock frequencies from 8 kHz to over 150 MHz using a simple I2C interface. This updated version adds STEMMA QT / Qwiic connector...

SKU: SF-SEN-20844 | Brand: SparkFun

The SparkFun ENS160 Indoor Air Quality Sensor is a digital multi-gas sensor solution with four sensor elements that can be used in a wide range of applications including building automation, smart home, and HVAC. The ...

SKU: AF-4991 | Brand: Adafruit

The Adafruit I2C QT Rotary Encoder Breakout takes the hassle out of working with rotary encoders. An onboard microcontroller running Adafruit's seesaw firmware handles all the pulse tracking, debouncing, and pin manag...

SKU: EC-DPI32110W | Brand: Elecrow

ESP32-S2-WROVER and ESP32-S2-WROVER-I use ESP32-S2 chip. The ESP32-S2 chip is equipped with an Xtensa® 32-bit LX7 single-core processor with a working frequency of up to 240 MHz. The user can turn off the power of the...

SKU: SF-BOB-15439 | Brand: SparkFun

The SparkFun PCA9306 Level Translator Breakout provides dual bidirectional voltage-level translation for I2C and SMBus lines. It lets you safely connect devices operating at different logic levels — for example, a 3.3...

SKU: DF-SEN0636 | Brand: DFRobot

The Gravity UV Index Sensor measures ultraviolet radiation across the 240–370 nm wavelength range, covering UVA, UVB, and UVC bands. It directly outputs a UV index (0–11) and a harm risk level (1–5), eliminating the n...

SKU: DF-SEN0610 | Brand: DFRobot

##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...

SKU: SF-SEN-22956 | Brand: SparkFun

The SparkFun Photoacoustic Spectroscopy CO2 Sensor features the Infineon XENSIV PAS CO2 (PASCO2V01) sensor, which delivers highly accurate CO2 measurements in direct parts-per-million (ppm) format. The photoacoustic s...

SKU: DF-SEN0467 | Brand: DFRobot

This is a sensor that detects hydrogen sulfide concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentra...

SKU: AF-5663 | Brand: Adafruit

Need to use multiple I2C devices that share the same address? The PCA9546 4-Channel I2C Multiplexer lets you connect up to four same-address I2C devices to a single microcontroller by acting as a gatekeeper — write a ...

SKU: AF-5611 | Brand: Adafruit

The Adafruit PCF8575 GPIO Expander Breakout is an affordable 16-channel I2C GPIO expander that doubles your available digital I/O over a simple two-wire connection. Add extra buttons, LEDs, relays, or other digital pe...

SKU: DF-SEN0465 | Brand: DFRobot

This is a sensor that detects oxygen concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ox...

SKU: DF-SEN0326 | Brand: DFRobot

The binocular camera module features dual onboard OV2640 cameras, 2MP pixels, 60mm binocular distance, compatible with standard 24P camera. It is suitable for AI vision applications like depth vision and stereo vision...

SKU: DF-SEN0456 | Brand: DFRobot

This is a Arduino compatible pressure sensor module with a measuring range of 15-700kPa, which supports I2C digital output and can be calibrated according to known pressure values and allows fast and accurate measurem...

SKU: SF-WRL-17830 | Brand: SparkFun

The ESP32-WROOM-32E is a powerful, generic Wi-Fi+BT+BLE MCU module that targets a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music stre...

SKU: AF-4886 | Brand: Adafruit

The Adafruit AW9523 GPIO Expander and LED Driver Breakout adds 16 I/O pins to any I2C-capable microcontroller or single-board computer. What sets this expander apart is its built-in 256-step linear constant-current LE...

SKU: SF-DEV-17047 | Brand: SparkFun

The SparkFun Qwiic GPIO adds eight additional digital I/O pins to your project via I2C, based on the TCA9534 I/O Expander from Texas Instruments. Read and write pins just like standard Arduino digital pins using the i...

SKU: DF-SEN0343 | Brand: DFRobot

This high-resolution differential pressure sensor with I2C communication is used to measure the difference in pressure across two points on a device. A high-performance MEMS pressure chip and a special conditioning ch...