Sensors & Input

SKU: DF-SEN0211 | Brand: DFRobot

INTRODUCTION When you want to measure AC current it is impractical and hazardous to cut in to your live wiring. The analog AC current sensor developed by DFRobot is a good solution to this p...

SKU: DF-SEN0197 | Brand: DFRobot

The Gravity Voice Recorder Module is a compact board with integrated record and playback functions, based on the ISD1820 chip. Simply press the record button, speak into the onboard microphone, and release to save up ...

SKU: DF-SEN0216 | Brand: DFRobot

The Water Flow sensor measures the rate of a liquid flowing through it. The YF-S401 water flow sensor consists of a plastic valve body, flow rotor and hall effect sensor. It is usually used at the inlet end to det...

SKU: AF-828 | Brand: Adafruit

An inline flow sensor for measuring liquid or water flow in solar heating, computer cooling, irrigation, and other fluid projects. The sensor uses a pinwheel with a magnet and an external hall effect sensor to count r...

SKU: LB-LS7682 | Brand: Little Bird

This spare outdoor unit set is designed for use with professional wireless weather stations, providing the essential sensors needed to accurately monitor local weather conditions. Ideal as a replacement set or for cus...

SKU: LB-LS1177 | Brand: Little Bird

Laser Detector Module Want to set up your own laser tripwire? These little modules make it super simple. Just hook one up to your Arduino, line it up with a laser pointer, and you’ve got a working laser detection syst...

SKU: WS-23949 | Brand: Waveshare

The USB to RS485/422 is an industrial-grade isolated converter designed for reliable and stable communication. Featuring an original FT232RL chipset and SP485EEN transceiver, it ensures fast, interference-free data tr...

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-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: 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: 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-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-SEN0487 | Brand: DFRobot

This tiny MEMS microphone has an amplifier gain of 66. When there is no sound detected, it outputs voltage around 0.66*VCC. When speaking, you can easily get the acoustic waveform by ADC sampling. The module can be us...

SKU: SF-PRT-18582 | Brand: SparkFun

This IR proximity contactless button makes for a good replacement for typical push buttons in situations where touching the button isn't required or desirable (especially in this day and age). This button includes a b...

SKU: DF-SEN0403 | Brand: DFRobot

DFRobot TCS3430 XYZ Tristimulus Color Sensor employs the new generation of TCS3430 spectral sensor IC launched by the well-known AMS company. It features advanced digital ambient light sensing(ALS) and CIE 1931 tristi...

SKU: EC-SPS40201S | Brand: Elecrow

This Elecrow 4-channel IR reflective sensor module combines four infrared emitter/receiver pairs with a mainboard that processes all signals. When an object enters the detection range, the corresponding channel output...

SKU: EC-CRF16500R | Brand: Elecrow

This product has been used in building intercom and access control products for many years, it has high stability and strongest anti-interference ability. The ATMEGA8 of this module is a high- performance AVR MCU of A...

SKU: EC-CCW08266S | Brand: Elecrow

This ESP-12S WiFi module has core processor ESP8266 in smaller sizes of the module encapsulates Tensilica L106 integrates industry-leading ultra low power 32-bit MCU micro, with the 16-bit short mode, clock speed s...