All Products

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-DFR0895 | Brand: DFRobot

The ESP32-S3-DevKitC-1 is an entry-level development board built around the ESP32-S3-WROOM-1 module, featuring integrated Wi-Fi and Bluetooth LE connectivity. The Xtensa dual-core LX7 processor provides hardware accel...

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-SEN0470 | Brand: DFRobot

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 ...

SKU: WS-21179 | Brand: Waveshare

A compact WiFi development board based on the ESP32-S2 single-core Xtensa LX7 processor, running at up to 240MHz with 2.4GHz WiFi connectivity. Available in multiple variants — with or without an onboard 0.96" IPS LCD...

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-KIT0176 | Brand: DFRobot

The Gravity I2C 1 kg Weight Sensor Kit is a complete scale-building kit that includes a load cell, HX711 signal adapter board, acrylic mounting bracket, and all hardware needed to measure weight from 1 g to 1,000 g. T...

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: EC-RASA21092401 | Brand: Elecrow

Raspberry Pi Pico header supports Raspberry Pi Pico series. Onboard high precision RTC chip DS3231, with backup battery holder and Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the W...

SKU: DF-DFR0813 | Brand: DFRobot

The ESP32-S2-DevKitM-1 is an entry-level development board built around the ESP32-S2-MINI-1 module. It features a single-core Xtensa LX7 processor with Wi-Fi connectivity, 4MB SPI flash, and most I/O pins broken out t...

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: DF-MBT0034 | Brand: DFRobot

The Environment Science Expansion Board V2.0 is a micro:bit add-on designed for STEAM education, integrating 14 environmental sensors and modules onto a single tree-shaped board. Students can measure UV levels, temper...

SKU: DF-SEN0364 | Brand: DFRobot

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...

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...

SKU: SF-LCD-16398 | Brand: SparkFun

The SparkFun SerLCD is an AVR-based, serial enabled LCD that provides a simple and cost effective solution for adding a 20x4 Black on RGB Liquid Crystal Display into your project. We've seriously overhauled the PCB de...

SKU: DF-SEN0315 | Brand: DFRobot

Build an awesome interactive project with this PAJ7620U2 Gesture Sensor! It is an interactive sensor with 3D gesture recognition that can recognize 13 gestures at most within 20cm. The sensor offers stable performance...

SKU: AF-4314 | Brand: Adafruit

The Adafruit ATECC608 Breakout provides hardware-based cryptographic security for your microcontroller projects. This crypto-authentication chip from Microchip stores private keys securely — once locked, the keys cann...

SKU: SF-DEV-15334 | Brand: SparkFun

A lot of the time you just need to add more analog inputs to solve a problem. It happens. The SparkFun Qwiic 12 Bit ADC can provide four channels of I2C controlled ADC input to your Qwiic enabled project. These channe...