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...

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

I2C Level Conversion Module 3~5V Fro Arduino

Specification   Level conversion for Arduino Board with 5V-3V regulated power supply module; 2-channel 5-3V dual-directional communication interface, IIC / I2C level conversion module, 3~5V system

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.

W1209 Digital Temperature Controller

The W1209 is an incredibly low cost yet highly functional thermostat controller. With this module (HCTHER0006) you can intelligently control power to most types of electrical device based on the temperature sensed by the included high accuracy NTC temperature sensor. Although this module has an embedded microcontroller no programming knowledge is...

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  

Arduino TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module GM

Analog pH Sensor / Meter Kit For Arduino

Need to measure water quality and other parameters but haven't got any low cost pH meter? Find it difficult to use with Arduino? Analog pH meter, specially designed for Arduino controllers and has convenient and practical "Gravity" connector and a bunch of features

AD8232 ECG Measurement Module Kit

Description:The AD8232 ECG Measurement Module is a neat little chip used to measure the electrical activity of the heart.

Proximity Sensor Switch E2E-X5ME1

5mm NPN Proximity Sensor Switch E2E-X5ME1 

Brand: Waveshare

Logic Level Converter

Precision Real Time Clock Module DS3231 AT24C32 I2C

Precision Real Time Clock Module DS3231 AT24C32 I2C

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.

TCS230 TCS3200 Color Sensor Recognition Module

IR Infrared Obstacle Avoidance Sensor Module

9 Degrees of Freedom Breakout- MPU9250

9-Axis Gyro + Accelerator + Magnetometer Sensor Module MPU-9250   Features and Specifications: Chip: MPU9250; Power voltage: 3~5V Communication mode: I2C / SPI Gyro range: +/-250, +/-500, +/-1000, +/-2000dps Accelerator range: +/-2G, +/-4G, +/-8G, +/-16G Magnetometer range: +/-4800uF Pin spacing : 2.54mm

Positioning IR Camera

Positioning IR Camera INTRODUCTION: Ever want your robot to hunt down heat objects or navigated with fire? This is  a small form factor IR camera capable of tracking up to four heat/IR sources.  The applications are plenty

9 Degrees of Freedom Breakout- MPU9150

The 9DOF MPU-9150 is the world’s first 9-axis MotionTracking MEMS device designed for the low power, low cost, and high performance requirements of consumer electronics equipment including smartphones, tablets and wearable sensors. And guess what? You get to play with it.

NJK-5002C Hall Effect Proximity Sensor

NJK-5002C Hall Effect Sensor Proximity Switch NPN 3-Wires Normally Open 

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)

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

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.

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.

US-015 Ultrasonic Module Distance Measuring Transducer Sensor

  Features: Working voltage: DC 5 V Static current: 3 mA Working temperature: 0 ~ + 70° Output way: GPIO Induction Angle: Less than 15° Detection range:2 cm to 400 cm Detecting precision: 0.3 cm + 1% Sensor size: Approx. 45 x 20 x 1.6mm Hole diameter: Approx. 1mm

Si7021 Industrial High Precision Humidity Sensor I2C Interface for Arduino

Features: Precision Relative Humidity Sensor± 3% RH (max), 0–80% RHHigh Accuracy Temperature Sensor±0.4 °C (max), –10 to 85 °C0 to 100% RH operating rangeUp to –40 to +125 °C operating rangeWide operating voltage (1.9 to 3.6 V)

HC-020K Double Speed Measuring Module With Speed Encoder Kit

Description:Working voltage: 4.5V to 5.5 V.Transmit tube pressure drop: Vf = 1.6 VTransmit tube current: 20 mASignal output: A, B two way; The TTL levelDistinguish precision: 0.01 mmMeasurement frequency, 100 KHZEncoder diameter: 24 mmEncoder type D hole diameter: 4 mmThe encoder resolution: 20 line

K Type Thermocouple Sensor Probe for Temperature Controller

Description:  Type K Type.  Mounting thread: M6  Temperature Range:0-600°C.  Thread Diameter:6mm / 0.23".  Internal Insulation:Fibreglass.  External Shielding:Metal Shield.  Total Length:1M / 39".  Fork Terminal Spacing: 3.5mm / 0.13".  Color: As Picture Shown.  10mm thread sensor for accurate measurement.

DHT11 Temperature and Relative Humidity Sensor Module for Arduino

Optical Sensitive Resistance Light Detection Photosensitive LDR Sensor Module