All Products

SKU: SF-SEN-15901 | Brand: SparkFun

This Weather Meter Kit provides the three core sensors for a DIY weather station: an anemometer (wind speed), a wind vane (wind direction), and a rain gauge. All three sensors use passive magnetic reed switches rather...

SKU: AF-1063 | Brand: Adafruit

A well-designed electret microphone amplifier breakout built around the Maxim MAX4466 op-amp, specifically engineered for microphone amplification with excellent power supply noise rejection. The board comes fully ass...

SKU: AF-2831 | Brand: Adafruit

This Photo Transistor Light Sensor is a simple sensor that detects ambient light. It's kind of the opposite of an LED - when light hits the little chip inside, it induces current to flow from the long pin...

SKU: AF-3405 | Brand: Adafruit

The Adafruit HUZZAH32 ESP32 Feather Board brings the powerful Espressif ESP32 dual-core processor into the Adafruit Feather form factor. With WiFi, Bluetooth Classic, and BLE support, a built-in USB-to-serial converte...

SKU: DF-DFR0868 | Brand: DFRobot

The Beetle ESP32-C3 is a coin-sized IoT development board based on the ESP32-C3 RISC-V 32-bit single-core processor. Measuring just 25 × 20.5 mm, it breaks out up to 13 GPIO pins and integrates lithium battery chargin...

SKU: AF-165 | Brand: Adafruit

The TMP36 is a low-power analog temperature sensor that outputs a voltage proportional to ambient temperature. It operates on 2.7–5.5V and requires no external calibration — simply read the analog voltage and convert ...

SKU: LB-LR0003 | Brand: Little Bird

This sound detection and microphone module provides both analogue and digital outputs for detecting sound with a microcontroller. The analogue output (AO) delivers a real-time voltage signal proportional to sound inte...

SKU: AF-1075 | Brand: Adafruit

A force-sensitive resistor (FSR) that changes its resistance based on how much pressure is applied. This Interlink 406 model features a 38 mm square sensing region, making it useful for detecting physical pressure, sq...

SKU: DF-SEN0206 | Brand: DFRobot

INTRODUCTION We can divide temperature measurement in to two types: contact and non-contact. Contact measurement can only accurately measure temperature when the testing object and the se...

SKU: SF-SEN-09375 | Brand: SparkFun

This is a force sensitive resistor with a round, 0.5" diameter, sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force, the lower the ...

SKU: LB-10K-5 | Brand: Little Bird

A pack of five NTC thermistor temperature probes, each with a 1-metre wire lead for remote temperature sensing. These 10 KΩ (at 25°C) NTC sensors are sealed in a cylindrical metal probe for durability and are suitable...

SKU: AF-5791 | Brand: Adafruit

The Adafruit STEMMA Piezo Driver Amp uses the PAM8904 switched-capacitor driver to amplify signals for piezo elements at up to 300 kHz. With bridge-tied load (BTL) output and up to 3× voltage multiplication, it can de...

SKU: DF-DFR0762 | Brand: DFRobot

Specially designed for FireBeetle 2 series (M0, ESP32-E), this Gravity IO expansion shield offers various ports including digital, analog, I2C, UART, SPI, etc. Also, it comes with power input socket for connecting ext...

SKU: EC-WCW32110W | Brand: Elecrow

The ESP-WROOM-32 is Espressif's powerful Wi-Fi, Bluetooth Classic, and BLE module built around the ESP32 dual-core processor. It's a versatile platform for IoT applications ranging from low-power sensor networks to de...

SKU: AF-161 | Brand: Adafruit

CdS cells are little light sensors. As the squiggly face is exposed to more light, the resistance goes down. When its light, the resistance is about 5-10KΩ, when dark it goes up to 200KΩ. To use, connect one side o...

SKU: SF-SEN-12650 | Brand: SparkFun

The AD8232 SparkFun Single Lead Heart Rate Monitor is a cost-effective board used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG or Electrocardiogram and output as a...

SKU: AF-5578 | Brand: Adafruit

The BS612 is a compact, fully configurable mini PIR motion sensor that detects movement from approximately 3–8 metres away with a 120° detection spread. Its small form factor makes it ideal for unobtrusive motion-sens...

SKU: DF-DFR0896 | Brand: DFRobot

The ESP32-S3-WROOM-1-N4 is a powerful Wi-Fi and Bluetooth LE MCU module built around the ESP32-S3 SoC. Featuring a dual-core Xtensa LX7 processor running at up to 240MHz, 4MB SPI flash, and hardware acceleration for n...

SKU: LB-LS1891 | Brand: Little Bird

HS1891 DAC Module CJMCU-1334 UDA1334A I2S DAC Audio Stereo Decoder Module Board 3.3V - 5V Feature: This fully-featured UDA1334A I2S Stereo DAC breakout is a perfect match for any I2S-output audio interface.&nbsp...

SKU: EC-SPM32100S | Brand: Elecrow

This Moisture Sensor can be used to detect the moisture of soil or your pet plant's water level, let the plants in your garden reach out for human help. With the Octopus Electronic Bricks interface can very easy to us...