Sensors & Modules

SKU: DF-SEN0512 | Brand: DFRobot

This scanning module reads barcodes or 2D codes with a scan speed of 15m/min. With small size and high-efficiency recognition, it is easy to be integrated into various industrial equipment and applications. The mod...

SKU: DF-DFR0809 | Brand: DFRobot

The ESP32-C3-MINI-1-N4 is a compact Wi-Fi and Bluetooth Low Energy module from Espressif, built around the ESP32-C3FN4 chip with a 32-bit RISC-V single-core processor running at up to 160 MHz. It includes 4 MB of embe...

SKU: AF-4375 | Brand: Adafruit

A simple I2C temperature sensor in a breadboard-friendly TO-220 package. The TC74A0 provides basic temperature readings with ±2°C accuracy — a straightforward choice when you need easy temperature logging or monitorin...

SKU: AF-5022 | Brand: Adafruit

The Adafruit Proximity Trinkey is a tiny USB-A development board built around the APDS9960 multi-function sensor and an ATSAMD21 microcontroller. Plug it into any USB port and you instantly have proximity, colour, amb...

SKU: DF-DFR0760 | Brand: DFRobot

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 spea...

SKU: DF-TEL0126 | Brand: DFRobot

This WiFi IoT module would be an excellent choice for IoT classroom teaching and smart home projects. It supports multiple programming platforms, such as MakeCode, Mind+, and Arduino IDE, and can also be used on vario...

SKU: DF-SEN0372 | Brand: DFRobot

This is a breakout version of BMP280 Barometric Pressure Sensor from DFRobot with temperature and pressure measurement functions, supporting Arduino code control.Housed in an extremely compact package, the BMP280 is b...

SKU: EC-CWI82668FC | Brand: Elecrow

ESP-12 (ESP8266 ) is an ultra-low power UART-WiFi module. It has excellent dimensions and ULP technology compared to other similar modules. The module is special design for mobile devices and Internet of Things . Once...

SKU: EF-EF04079 | Brand: ElecFreaks

Octopus TMP36 Temperature Sensor Brick is a temperature sensor with low voltage and accurate celsius read. It can provide voltage output,which forms a linear relationship with celsius temperature. TMP36 do not need an...

SKU: EF-EF03085 | Brand: ElecFreaks

The HC-SR04 is a widely used ultrasonic distance sensor that provides non-contact measurement from 2 cm to 450 cm with up to 3 mm resolution. It uses a 40 kHz ultrasonic transducer pair — one transmitter and one recei...

SKU: SF-DEV-15837 | Brand: SparkFun

The SparkFun weather:bit is a fully loaded "carrier" board for the micro:bit that, when combined with the micro:bit, provides you with a fully functional weather station. With the weather:bit you will have acces...

SKU: DF-DFR0646-R | Brand: DFRobot

An 8-digit red LED segment display module with Gravity I2C interface. This module can display numbers, basic characters, and supports 16 levels of brightness adjustment — ideal for clocks, counters, dashboards, and da...

SKU: EF-EF04017 | Brand: ElecFreaks

Octopus Electronic Bricks, you can use them to build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino / Freaduino compatible boards easily with various...

SKU: EF-EF03435 | Brand: ElecFreaks

An accessory pack for the ElecFreaks Ring:bit Car V2, adding obstacle avoidance, line-following, and colourful LED lighting to your micro:bit-powered car. The kit includes three modules that plug directly into the Rin...

SKU: EF-EF04058 | Brand: ElecFreaks

A common cathode alphanumeric LED display module driven by the HT16K33 chip over I2C. The 0.56-inch digit height makes it suitable for displaying letters, numbers, and basic symbols in electronics projects and interac...

SKU: AF-4413 | Brand: Adafruit

The Adafruit LSM303AGR combines a triple-axis accelerometer and triple-axis magnetometer in a single breakout board. The accelerometer measures gravity to determine which way is down, while the magnetometer senses mag...

SKU: DF-SEN0304 | Brand: DFRobot

DFRobot URM09 is an ultrasonic sensor specifically designed for fast ranging and obstacle avoidance application. Its measuring frequency can reach up to 50Hz. The sensor adopts built-in temperature compensation and I2...

SKU: EF-EF04013 | Brand: ElecFreaks

The Octopus Crash Sensor Brick is a simple collision detection module based on a momentary crash switch. When physical contact is made, the switch triggers a digital signal — making it ideal for bump detection in robo...

SKU: SF-SEN-14607 | Brand: SparkFun

Get ready to be able to see like the Predator! The SparkFun Grid-EYE Infrared Array Breakout board is an 8x8 thermopile array, meaning you have a square array of 64 pixels capable of independent temperature detec...

SKU: SF-PRT-14765 | Brand: SparkFun

The SparkFun Single Supply Logic Level Converter is logic level and power supply translator in one small package. This little board breaks out the Texas Instruments TXB0104 4-bit bi-directional voltage-level tran...