Line Follower Sensor- 8 Array

Mini Metal Detector Module

You can use LC Metal detector non-contact metal induction detection module as a metal detector. When it approaches any metal, it makes a sound. This is a module specifically designed to detect metal. The module operates by inducing currents in metal objects and responding when it occurs. A nice onboard buzzer signals when it detects something and an...

MAX31865 SPI PT100/PT1000 RTD-to-Digital Converter Board

ESP32 ESP-32S NodeMCU Development Board Wireless WiFi

ESP32 Development Board WiFi+Bluetooth Ultra Low Power Consumption Dual Cores ESP-32 ESP-32S Board

UART EM4100 RFID Card Reader RDM6300

Overview RDM6300 125KHz cardreader mini-module is designed for reading code from 125KHz card compatible read-only tags and read/write card . It can be applied in office/home security, personal identification, access control, anti-forgery, interactive toy and production control systems etc.

Sound Sensor Module for Arduino

Reference: SparkFun

Flex Sensor 2.2"

Description: A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the originalNintendo Power Glove. I love the Nintendo Power Glove. It’s so bad!

ADXL345 Triple Axis Accelerometer Breakout

RFID M94 NFC thin smart card 13.56MHz 1k S50 IC Read & Writable

Specifications: This card is compatible with NFC capable phones and tablets, it is Smart Card Tags. Frequency: 13.56 MHz 1K byte EEPROM memory (768 FREE BYTES availability) Size: 85mm x 54mm x 0.9mm Material: PVC, Waterproof Write endurance 100,000 cycle Reading distance is 0 - 10cm (Reading distance depends on readers, not the cards)

Voice Recognition Module Kit V3 (Elechouse)

V3 Kit Voice Recognition Module BoardFor Arduino Compatible Sensor Voice Recognition Module is a compact and easy-control speaking recognition board.This product is a speaker-dependent voice recognition module. It supports up to 80 voice commands in all. Max 7 voice commands could work at the same time. Sample Code & Library and Manual is available...

Angle Sensor Module for Arduino SW-520D

Angle Sensor Module for Arduino High-sensitivity angle sensor SW-520D Comparator output, clean signal, great waveform, strong driving ability, more than 15mA Distribution positioner sensitivity adjustment Working voltage: 3.3V~12V Output form: Digital switching output (0 and 1) With fixed bolt hole for easy installation

Fingerprint Scanner - TTL (GT-511C3)

Description: Fingerprint scanners are awesome. Why use a key when you have one right at the tip of your finger? Unfortunately, they’re usually unreliable or difficult to implement. Well not anymore! We’ve found this great fingerprint module from ADH-Tech that communicates over TTL Serial so you can easily embed it into your next project.

Digital PH Meter Tester Aquarium Pool Water Urine Wine LCD Pen Monitor Protable

This digital pen style PH meter is an ideal instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food, beverage etc.This PH meter is highly efficient and accurate due to its advanced microprocessor technology.Big LCD display screen which has great waterproof performance and let you easily read the displayed value....

U-Blox NEO-6M GPS Module

1) A complete GPS module with an active antenna integrated, and a built-in EEPROM to save configuration parameter data.2) Built-in 25 x 25 x 4mm ceramic active antenna provides strong satellite search capability.3) Equipped with power and signal indicator lights and data backup battery.4) Power supply: 3-5V; Default baud rate: 9600bps.5) Interface: RS232 TTL

Precision Real Time Clock Module DS3231 AT24C32 I2C

Precision Real Time Clock Module DS3231 AT24C32 I2C

LM75A IIC I2C High Accuracy Digital Temperature Sensor

HX1838 NEC Code Infrared Remote Control Module DIY Kit

HX1838 NEC Code Infrared Remote Control Module DIY Kit

DHT22 Digital Temperature Humidity Sensor Module

Arduino GSM / GPRS / GPS Shield

Overview GSM/GPRS/GPS Shield is an Arduino shield based on the Quad-band GSM/GPRS/GPS module SIM908.

Brand: SparkFun Electronics

SparkFun ToF Range Finder Sensor - VL6180

Description: This is the SparkFun “Time-of-Flight”  Range Finder, a sensor board for the VL6180  distance sensor. Unlike most distance sensors  that rely on reflected light intensity or reflected  angles to determine range, the VL6180 uses a  precise clock to measure the time it takes light  to bounce back from a surface.

Water Level Sensor Depth of Detection Water Sensor for Arduino

MQ-3 Alcohol Gas Sensor

MQ-3 Alcohol Ethanol Sensor Breath Gas Detector Ethanol Detection For Arduino

APDS-9930 RGB and Gesture Sensor

Description: This is RGB and Gesture Sensor, a small breakout board with a built in APDS-9960 sensor that offers ambient light and color measuring, proximity detection, and touchless gesture sensing. This is, in fact, the same sensor that the Samsung Galaxy S5 uses and is probably one of the best gesture sensors on the market for the price.

4-20mA Signal Generator Current Loop Simulator Tester

This signal generator can use 4-20mA to generate voltage and control the current in the circuit. Accuracy up to 0.01; Liquid crystal display; Rotary encoder adjustment ; Two connection terminals are non polarity. Output range can be set; 4-20mA (device control) / -21mA (signal debugging) Display mode can be set, it is convenient for you to see the value...

Digital Line Following Sensor - 8 Array

Digital Line Following Sensor - 8 Array. TCRT 5000 8 Array Line Detect Sensor, Single calibration variable/pot. Easy to Calibrate Optional I2C Mode (Require only 4 Wire)  Sample Programming Code is available.

RTD PT-100 Temperature Sensor

0-400C PT100 Type 5mm x 50mm Temperature Controller Probe 2 Meters

FPM10A Optical Fingerprint Reader Sensor Modules (With Shield)

FPM10A Optical Fingerprint Reader Sensor Modules Connect RoboticsBD Fingerprint Shield on top the Arduino Uno R3 Install Adafruit Fingerprint Library (Check Download Tab) Upload this code to Arduino Uno Board (Arduino Code SFG Demo) Run SFG Demo V2.0 Windows Test Software as Administrator

MQ-8 Hydrogen Gas Sensor

This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentrations anywhere from 100-10000ppm. This sensor has a high sensitivity and fast response time.

High Accuracy I2C MAX30105 Particle Optical Sensor Photodetectors Module

High Accuracy I2C MAX30105 Particle Optical Sensor Photodetectors Module

Formaldehyde/ Formalin Detection Sensor

VOC gas sensors are used to detect formaldehyde, toluene, benzene, etc., is a type of semiconductor sensors, it is widely used in ventilation, ventilation fans, air filters, hood, hood and other equipment. With high sensitivity and stability, able to detect more than 0.1ppm gas, air suitable for detecting a variety of volatile organic components...

MQ-4 Methane Natural Gas Sensor

MQ-4 Methane Natural Gas Sensor