Sensors & Input

SKU: DF-SEN0114 | Brand: DFRobot

A resistive soil moisture sensor that reads the water content of surrounding soil by measuring electrical resistance between its two probes. Wetter soil conducts more easily (lower resistance), while dry soil conducts...

SKU: SF-COM-08642 | Brand: SparkFun

This is a small device called a reed switch. When the device is exposed to a magnetic field, the two ferrous materials inside the switch pull together and the switch closes. When the magnetic field is removed, the ...

SKU: DF-DFR0151 | Brand: DFRobot

The DS1307 Real Time Clock module developed by one of our designers: Waiman. The module comes fully assembled and pre-programmed with the current time (ok, so it's our current time - MST). The included Lithium co...

SKU: AF-3263 | Brand: Adafruit

The Adafruit Universal Thermocouple Amplifier MAX31856 Breakout reads temperature from virtually any thermocouple type — K, J, N, R, S, T, E, or B — with 0.0078125°C resolution and a measurement range of -210°C to +18...

SKU: DF-SEN0638 | Brand: DFRobot

HUSKYLENS 2 is a powerful AI vision sensor with a 1.6GHz dual-core processor and 6 TOPS AI accelerator. With 20+ built-in AI models and the ability to train and deploy custom YOLO models, it brings advanced computer v...

SKU: WS-25219 | Brand: Waveshare

Industrial USB TO 4Ch RS485 Converter, Multi Protection Circuits, Multi Systems Support, Aluminium Alloy Case, Wall-Mount & Rail-Mount Support Industrial USB TO 4CH RS485 Communication Module...

SKU: DF-SEN0557 | Brand: DFRobot

This high-sensitivity 24GHz human presence sensing radar module utilizes FMCW (frequency-modulated continuous wave) to detect human targets in the set space. Combined with radar signal processing and accurate human se...

SKU: DF-DFR0954 | Brand: DFRobot

This I2S digital amplifier based on the MAX98357 I2S Class D amplifier module works great with microcontrollers with I2S audio outputs like ESP32 and can be applied to projects like IoT nodes, smart home devices, Blue...

SKU: DF-DFR0759 | Brand: DFRobot

This Gravity: I2C HUB module is designed to connect up to 8 I2C devices to a main-controller, which allows you easily to hook up multiple I2C devices in project building, for instance, use Gravity-4P I2C/UART sen...

SKU: AF-4554 | Brand: Adafruit

The Adafruit TDK InvenSense ICM-20948 is a compact 9-DoF Inertial Measurement Unit that packs a 3-axis accelerometer, 3-axis gyroscope, and 3-axis magnetometer into a single breakout board. It pairs InvenSense's MEMS ...

SKU: AF-4681 | Brand: Adafruit

The Adafruit BH1750 Light Sensor is a 16-bit ambient light sensor from Rohm that provides measurements directly in lux — the SI unit for illuminance. This makes it easy to compare readings against reference values or ...

SKU: LB-24-ATMOS | Brand: Little Bird

A compact barometric pressure and temperature sensor module that communicates over I2C. Ideal for weather stations, altitude estimation, and environmental monitoring projects with micro:bit, Arduino, or other microcon...

SKU: AF-4366 | Brand: Adafruit

The Adafruit TLV493D is a 3-axis magnetometer designed for detecting and tracking nearby magnets in three dimensions. Manufactured by Infineon, this sensor measures magnetic fields across the X, Y, and Z axes with 12-...

SKU: SF-SEN-15335 | Brand: SparkFun

The SparkFun 9DoF IMU Breakout brings InvenSense's ICM-20948 9-axis motion tracking sensor to a Qwiic-enabled breakout board with an on-board logic level shifter and broken-out GPIO pins. The ICM-20948 is an extremely...

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: AF-4097 | Brand: Adafruit

A versatile triple-axis digital accelerometer breakout featuring the Analog Devices ADXL343. With selectable sensitivity of ±2g, ±4g, ±8g, or ±16g and up to 13-bit resolution, this sensor handles everything from preci...

SKU: AF-4026 | Brand: Adafruit

The Adafruit STEMMA Soil Sensor uses capacitive measurement to detect soil moisture — a more durable approach than resistive sensors that corrode over time. With a single probe and no exposed metal, it avoids oxidatio...

SKU: SF-COM-09312 | Brand: SparkFun

The US1881 is a latching Hall effect sensor in a TO-92 package. When exposed to a magnetic field above the operating threshold, the open-collector output latches LOW and stays there until a reversed magnetic field pul...

SKU: AF-2922 | Brand: Adafruit

Add datalogging capability to any Feather board with the Adalogger FeatherWing. This add-on combines a battery-backed real-time clock (PCF8523) with a microSD card socket, giving your project accurate timestamps and l...