MQ-3 Alcohol Gas Sensor

YF-S201 Hall Effect Water Flow Meter / Sensor

Features: Model: YF-S201 Sensor Type: Hall effect Working Voltage: 5 to 18V DC (min tested working voltage 4.5V) Max current draw: 15mA @ 5V Output Type: 5V TTL Working Flow Rate: 1 to 30 Liters/Minute Working Temperature range: -25 to +80℃ Working Humidity Range: 35%-80% RH Accuracy: ±10%

Arduino TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module GM

Proximity Sensor Switch E2E-X5ME1

5mm NPN Proximity Sensor Switch E2E-X5ME1 

RC522 RFID Card Reader Module Kit Android NFC supported

Specification: Module Name: MF522-ED Working current：13—26mA/ DC 3.3V Standby current：10-13mA/DC 3.3V sleeping current：<80uA peak current：<30mA Working frequency：13.56MHz Card reading distance ：0～60mm（mifare1 card） Protocol：SPI data communication speed：Maximum 10Mbit/s

Reference: Venus GPS Sparkfun

Brand: SparkFun Electronics

Venus GPS with SMA Connector

Features: Up to 20Hz update rate -148dBm cold start sensitivity -165dBm tracking sensitivity 29 second cold start TTFF 3.5 second TTFF with AGPS 1 second hot start 2.5m accuracy Multipath detection and suppression Jamming detection and mitigation SBAS (WAAS / EGNOS) support 67mW full power navigation Works directly with active or passive antenna

PIR Motion Sensor

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.

AMG8833 IR Thermal Camera Breakout (Adafruit Compatible)

Add heat-vision to your project and with an AMG8833 Grid-EYE Breakout! This sensor from Panasonic is an 8x8 array of IR thermal sensors. When connected to your microcontroller (or raspberry Pi) it will return an array of 64 individual infrared temperature readings over I2C. It's like those fancy thermal cameras, but compact and simple enough for easy...

801S Vibration Sensor Module vibration Analog Output Sensitivity LM393

01S Vibration Sensor Module vibration Analog Output Sensitivity LM393Size: 41 * 15 * 12.5mm The main chip: LM393, vibrating probe Operating voltage: DC 3-5V Main features: Has a signal output instructions; With analog and TTL-level signal output signal; Output valid signal is high, the light goes out; Adjustable sensitivity (fine-tuning); Vibration...

Arduino SD card Module

Arduino SD card Module

Double-ended 50cm Cable Crocodile Clips

 Double-ended 50cm Cable  Crocodile Clips 5 colour available Red, Black, White, Green, Yellow.

Brand: Waveshare

Logic Level Converter

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

DS1302 Real Time Clock Module (DS1302Z clock chip,32.768KHZ crystal)

HX1838 NEC Code Infrared Remote Control Module DIY Kit

HX1838 NEC Code Infrared Remote Control Module DIY Kit

MQ-5 Smoke Gas Detector Sensor

The MQ series of gas sensors use a small heater inside with an electrochemical sensor. They are sensitive to a range of gasses and are used indoors at room temperature. The output is an analog signal and can be read with an analog input of the Arduino.

Sound Sensor Module for Arduino

GY-87 10DOF MPU6050 HMC5883L BMP180 Sensor Module

Smart Speed Detecting Sensor for Arduino

5mW Adjustable Laser Dot Diode Module

5mW Adjustable Laser Dot Diode Module Features: 1. Output Power: 2-5mW2. Wavelength: 650nm3. Working Voltage: 3v - 5v4 .Laser Shape: Dot5. Working temperature: -10 C-40 C

Digital Electronic Weighing Sensor (Scale 1 Kg) Loadcell

Digital Electronic Weighing SensorScale 1Kg Weight Load Cell 3-12V DC

High Sensitive Microphone Sound Sensor Detection Module

High Sensitive Microphone Sound Sensor Detection Module Feature:1. AO, analog output, real-time output voltage signal of the microphone2. DO, when the sound intensity reaches a certain threshold, the output high and low signal  

ADXL345 Triple Axis Accelerometer Breakout

ISD1820 Sound Voice Recording Playback Module

Heart Rate Pulse Sensor Pulsesensor Sensor Module For Arduino

Description: Heart rate data can be really useful whether you’re designing an exercise routine, studying your activity or anxiety levels or just want your shirt to blink with your heart beat. The problem is that heart rate can be difficult to measure. Luckily, the Pulse Sensor Amped can solve that problem!

BMP280 Pressure Sensor Module

BMP280 Pressure Sensor Module High Precision Atmospheric Arduino Replace BMP180  

SparkFun Particle Sensor Breakout - MAX30105

Features: Built-in Red, IR, and Green LEDs 5V operation (3.3V is allowed, but green LED is not guaranteed to operate) Applications include presence detection, distance sensing (18" max), pulse oximetry, blood oxygen saturation level (SpO2), smoke and particle detection Documents: Schematic Eagle Files Hookup Guide Datasheet (MAX30105) MAX3010x Sensor...

HB100 Microwave Sensor 10.525GHz Doppler Radar Motion Detector Arduino 

Type: Microwave SensorChip: HB100Frequency: 10.525GHzVoltage: DC 5V±0.25VCurrent: 40mASize: 38 x 45 x 7 mm (L x W x H)Application: Automatic door startup, Car, House intrusion alarm, Collision warningTraffic monitoringNote:Please pay attention to the Voltage/Current/Power of your own devices.To ensure product safety, check whether this item is compliant...

TTP229 8 Channel Digital Capacitive Switch Touch Sensor Module for Arduino

The TTP229 is capacitive sensing design specifically for touch pad controls. The device has a built in regulator for the touch sensor. Stable sensing method can cover diversity conditions. Interface control panel links through non-conductive dielectric material. The main application is focused at replacing of the mechanical switch or button.

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