Sensors & Input

SKU: SF-SEN-23352 | Brand: SparkFun

QR codes are a great way for users to communicate with microcontrollers, whether it’s passing WiFi credentials to set up connectivity or sending personal information to fill out a digital badge. Reading them from a ma...

SKU: DF-SEN0570 | Brand: DFRobot

Fermion: MEMS Smoke Gas Detection Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat...

SKU: DF-SEN0571 | Brand: DFRobot

Fermion: MEMS Odor Smell Gas Detection Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal...

SKU: DF-SEN0567 | Brand: DFRobot

Fermion: MEMS Ammonia NH3 Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minim...

SKU: KI-5336 | Brand: Kitronik

The Kitronik Smart Air Quality Board provides a complete air monitoring and datalogging solution for the Raspberry Pi Pico. With an onboard BME688 environmental sensor, OLED display, real-time clock support, and Micro...

SKU: DF-SEN0540 | Brand: DFRobot

The Gravity LTR390-UV sensor provides both ambient light and UV sensing with a UV spectral response from 280nm to 430nm. It features high sensitivity, quick response, and strong anti-interference performance. With a ...

SKU: AF-5628 | Brand: Adafruit

A compact, self-centering analogue thumbstick with a feel and size similar to Nintendo Joy-Con joysticks. It uses two 10kΩ potentiometers (one for each axis) to provide proportional X/Y analogue output, plus a centre-...

SKU: DF-DFR0979 | Brand: DFRobot

The Gravity CH423 I2C 24 Digital IO Expansion Module extends your microcontroller with 24 additional digital output/input pins over a standard I2C connection. Based on the CH423 chip, it provides 8 GPIOs with interrup...

SKU: AF-5610 | Brand: Adafruit

The Adafruit LTR-303 is a low-cost I2C digital light sensor that provides 16-bit measurements for both infrared and visible+IR spectrums. Subtract one from the other to get human-visible light readings. With configura...

SKU: DF-SEN0551 | Brand: DFRobot

This Gravity: liquid flow sensor is designed based on the electromagnetic principle. It adopts O-ring rubber seal and uses silicone sealant at the outlet end to strength water-resistance. With high anti-interference a...

SKU: LB-LS1274 | Brand: Little Bird

Light up your night with this Battery Powered PIR Motion Sensor with 9 LED illumination.This LED light is perfect for providing light in dark areas around your home. The PIR motion sensor allows the light to turn o...

SKU: AF-5454 | Brand: Adafruit

For projects that need a rotary encoder but need to keep it single-sided or need to avoid interrupting traces or devices on the other side, here's an all-SMT rotary encoder! It's a high-quality 30-detents encoder f...

SKU: SF-SEN-19096 | Brand: SparkFun

The SparkFun BME688 Environmental Sensor is a breakout that combines a gas scanning sensor with temperature, humidity, and barometric pressure sensing for a complete environmental sensor in a single package. The ga...

SKU: DF-SEN0522 | Brand: DFRobot

This human body sensing switch adopts an infrared detection way to control load switch. It offers a detection range of 5~8m, high sensitivity, and reliability.&nbsp;The sensor has an adjustable delay function and the ...

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-SEN0501 | Brand: DFRobot

This multifunctional environmental sensor comprises SHTC3 temperature & humidity sensor, BMP280 barometric pressure sensor, VEML7700 ambient light sensor, and ML8511 UV sensor into one and offers 5 kinds of environmen...

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: DF-SEN0511 | Brand: DFRobot

This waterproof DS18B20 digital temperature sensor delivers accurate readings over a simple 1-Wire interface, requiring just a single data pin on your microcontroller. The sealed probe and silicone lead wire make it i...

SKU: DF-FIT0850 | Brand: DFRobot

This NPN to PNP signal converter module bridges the gap when your sensor outputs an NPN signal but your controller or PLC expects a PNP input. Simply wire it inline between the sensor and the controller to convert the...

SKU: DF-SEN0486 | Brand: DFRobot

This highly integrated QR code scanner with excellent performance can recognize common 1D codes and 2D codes. With a small size, it employs easy-to-connect Gravity Interface and is equipped with a colorful indicator t...