Pulse Sensor is a plug-and-play heart-rate sensor for Arduino. 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...

This alcohol gas sensor detects the concentration of alcohol gas in the air and ouputs its reading as an analog voltage. The concentration sensing range of 0.04 mg/L to 4 mg/L is suitable for breathalysers (the legal limit of breath alcohol...

This flammable gas and smoke sensor detects the concentrations of combustible gas in the air and ouputs its reading as an analog voltage. The sensor can measure concentrations of flammable gas of 300 to 10,000 ppm.The sensor can operate at temperatures...

This Carbon Monoxide (CO) gas sensor detects the concentrations of CO in the air and ouputs its reading as an analog voltage. The sensor can measure concentrations of 10 to 10,000 ppm.The sensor can operate at temperatures from -10 to 50°C and consumes...

This breakout board is designed to work with any of the MQ-series gas sensors, simplifying the interface from 6 to 3 pins—ground, +5V VCC, and an analog voltage output—that are broken out with a 0.1" spacing, making the board compatible...

LV-EZ4 Maxbotix Ultrasonic Rangefinder provides very short to long-range detection and ranging, in an incredibly small package. It can detect objects from 0-inches to 254-inches (6.45-meters) and provides sonar range information from 6-inches out to...

IR sensor tuned to 38KHz, perfect for receiving commands from a TV remote control. Runs at 3V to 5V so it's great for any microcontroller. To use, connect pin 3 (all the way to the right) to 5V power, pin 2 (middle) to ground and listen on pin 1. It...

This eTape Liquid Level Sensor is a solid-state sensor with a resistive output that varies with the level of the fluid. It does away with clunky mechanical floats, and easily interfaces with electronic control systems. What separates this...

This eTape Liquid Level Sensor is a solid-state sensor with a resistive output that varies with the level of the fluid. It does away with clunky mechanical floats, and easily interfaces with electronic control systems. What separates this from our other...

The Chemical eTape Liquid Level Sensor is a solid-state sensor with a resistive output that varies with the level of the fluid. It does away with clunky mechanical floats, and easily interfaces with electronic control systems. What separates this...

pe Liquid Level Sensor is a solid-state sensor with a resistive output that varies with the level of the fluid. It does away with clunky mechanical floats, and easily interfaces with electronic control systems. The eTape sensor's envelope is compressed...

The Chemical eTape Liquid Level Sensor is a solid-state sensor with a resistive output that varies with the level of the fluid. It does away with clunky mechanical floats, and easily interfaces with electronic control systems. What separates this...

Desciption : This module is precise, small and ultra-low power consumption is 3μA. It can be used in mobile devices.It boasts of good performance and the lowest absolute accuracy it can achieve is 0.03hPa. BMP180 makes use of the powerful 8-pin...

The ML8511 sensor breakout is an easy to use ultraviolet light sensor. The MP8511 UV Sensor outputs an analog signal in relation to the amount of UV light it detects. This can be handy in creating devices that warn the user of sunburn or detect the UV...

Description: Bosch has stepped up their game with their new BMP280 sensor. An environmental sensor with temperature. This sensor is great for all sorts of weather sensing and can even be used in both I2C and SPI! This precision sensor from Bosch is the...

Product Description 1.10DOF modules (three-axis gyroscope + triaxial accelerometer + three-axis magnetic field + Pressure). 2.Immersion Gold PCB process. 3.Using the chip: MPU6050 + HMC5883L + BMP180. 4.Power supply :3-5v. 5.Means of communication:...

These Sensor might come in different colors other than blue DC 6-36V NPN 3-wire 8mm Inductive Proximity Sensor Switch Detector LJ18A3-8-Z/BY Product Description Metal shell, DC type, 8mm detecting distance, 3 wire system. Power supply inverted...

Snow Rain Sensor Module Weather Sensor Humidity Sensor Module For Arduino Product Description 1.Product use: rain, rain sensor, can be used for all kinds of weather monitoring, and translated into output signals and AO. 2.The sensor USES the high...

5-10V drive voltage Electronic Kitchen Scale Sensor Module 5kg Product Description Four-lead, easy to use, plus 5-10V drive voltage, the force applied changes to a voltage signal output directly. Dimensions: 12.7mm * 12.7mm * 75mm One end of the...

Description 1.Indicator: OFF indicates the relay is switched off; ALWAYS indicates the relay is closed. 2.LED: shows LL means the sensor opens; shows HH means it's out of range, the thermostat will be forced to close the relay, the display €” as high...