Sensors & Input

SKU: DF-FIT0454 | Brand: DFRobot

This is a small built-in spring GSM antenna with IPX connector. Its working frequency is 900/1800 MHz which meets most requirements of GSM applications. Its very compact size makes it easy to carry and use. ...

SKU: SF-SEN-12642 | Brand: SparkFun

The SparkFun Sound Detector is a small and very easy to use audio sensing board with three different outputs. The Sound Detector not only provides an audio output, but also a binary indication of the presence of so...

SKU: SF-BOB-10160 | Brand: SparkFun

Here is a real time clock based on the DS3234 Real Time Clock IC. The DS3234 is a low-cost, extremely accurate SPI bus real-time clock with an integrated temperature-compensated crystal oscillator and crystal. Th...

SKU: SF-SEN-10127 | Brand: SparkFun

This is a basic RFID tag that functions within the MIFARE Classic® 1K guidelines. You can use these for all sorts of identification and sensing applications. The tag also has 1K of data storage which can be read and w...

SKU: AF-705 | Brand: Adafruit

A compact 3-wire voltage meter with a vivid green 3-digit 7-segment display. Reads 0–99.9VDC with 0.1V precision, making it perfect for monitoring battery levels, power supplies, and electronic projects. Mounting tabs...

SKU: AF-1918 | Brand: Adafruit

An analog UV light sensor breakout based on the GUVA-S12SD photodiode, detecting the 240–370nm range covering UVB and most of the UVA spectrum. An on-board op-amp amplifies the tiny photodiode current to a readable vo...

SKU: DF-FIT0466 | Brand: DFRobot

INTRODUCTION Sometimes battery information is not readily available or is hard to understand at a glance. Our Battery Capacity Indicator is a user friendly indicator interface that you can use in your project...

SKU: DF-SEN0207 | Brand: DFRobot

INTRODUCTION Most ultrasonic distance sensors aren't waterproof which can be a problem if you need your project to withstand the elements outdoors. No need to worry any more! We have develop...

SKU: SF-SEN-09674 | Brand: SparkFun

This very long force sensitive resistor - over 2 feet - has a sensing area of 0.25x24". This FSR from Interlink Electronics will vary its resistance depending on how much pressure is being applied to the sensing area....

SKU: DF-SEN0203 | Brand: DFRobot

The DFRobot heart rate sensor is a thumb-sized heart rate monitor designed for Arduino microcontrollers. This sensor is a pulse sensor which is developed based on PPG (PhotoPlethysmoGraphy) techniques. This ...

SKU: DF-DFR0030 | Brand: DFRobot

A digital capacitive touch sensor from DFRobot's Gravity series. It detects touch through the same capacitive sensing technology used in smartphones — even through thin cloth or paper. The sensor outputs a digital hig...

SKU: DF-SEN0018 | Brand: DFRobot

This is a simple to use arduino motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low. This sensor c...

SKU: DF-TEL0111 | Brand: DFRobot

INTRODUCTION   The ESP32 WiFi and Bluetooth chip is the latest generation of Espressif products. It has a dual-core 32-bit MCU, which integrates WiFi HT40 and Bluetooth/BLE 4.2 technology inside. Compare...

SKU: DF-SEN0220 | Brand: DFRobot

The Gravity UART Infrared CO2 Sensor uses non-dispersive infrared (NDIR) technology to measure carbon dioxide concentrations from 0 to 50,000 ppm. It offers excellent selectivity with no oxygen dependency, built-in te...

SKU: DF-DFR0053 | Brand: DFRobot

This arduino Slide Position Sensor is based on straight-slip slide potentiometer sensor. The sensor is able to give provide the position of the slider which is often considered as a linear potentiometer . The ...

SKU: SF-COM-09542 | Brand: SparkFun

The QRE1113 is a small IR reflectance sensor. This sensor is often used in line following robots because, if it can sense if a surface is white or black. There are four pins on the QRE1113 - two control the IR em...

SKU: SF-ROB-09454 | Brand: SparkFun

The SparkFun QRE1113 Line Sensor Breakout (Digital) is a compact IR reflectance sensor board that outputs a digital signal based on surface reflectivity. It uses a capacitor discharge circuit — the faster the 10 nF ca...

SKU: SF-COM-09426 | Brand: SparkFun

A compact resistive analog joystick similar to those found on the PSP1000. Unlike traditional thumbstick joysticks, this one has a distinctive flat "slide" feel with a removable rubber thumb pad. Connect to an Arduin...

SKU: SF-SEN-09417 | Brand: SparkFun

This is a simple, thumbnail-size RFID tag. These tags are great for sensing presence, identification, etc., and they’re small, so they can be easily sewn into clothing or inserted into enclosures. Each tag comes with ...

SKU: SF-SEN-09405 | Brand: SparkFun

A simple-to-use MQ-6 gas sensor for detecting liquefied petroleum gas (LPG) — primarily propane and butane — in the air. The sensor detects concentrations from 200 to 10,000 ppm with high sensitivity and fast response...