SENSORS & MODULES – SainSmart.com

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UNO R3 Ultimate Starter Kit RFID Master with Motor Relay LCD Servo
- The most economical way to start Arduino programming for those beginners who are interested.
- Lcd1602 module with the pin header.
- This is the upgraded starter kits.
- High-quality kite with UNO R3, 100 percent compatible with Arduino UNO R3.
- Stepper motors are DC motors that move in discrete steps.
$39.99 ~~$69.99~~

37 in 1 Sensor Kit with Mega 2560 R3

This is a set of 37 sensors ready to be connected up to a microcontroller, e.g. Arduino or RaspberryPi. A great package for Arduino experiments or as a basis for a larger project.

$35.99

PM2.5 Detector Sensor for Measuring Dust Haze Air Quality

$25.99

Hall Effect Sensor Switch Magnetic Detector Module For Arduino Motor
- Hall Effect switch is a high sensitivity hall-effect switch designed for high temperature operation - up to 150°C.
- The uni-polar switching characteristic makes these devices ideal for use with a simple bar or rod magnet.
$3.99

Ultrasonic Ranging Detector Mod HC-SR04 Distance Sensor
This is the HC-SR04 ultrasonic ranging sensor. This economical sensor provides 2cm to 400cm of non-contact measurement
- Stable performance, accurate measurement range
- Using IO trigger for at least 10us high level signal
- Automatically send 8 40KHz, and detect whether there is a signal to return
$5.99

SainSmart DHT11 Temperature And Relative Humidity Sensor Module For Arduino

$3.99

MH-Z14 Infrared Carbon Dioxide Sensor

$78.99

MQ-7 CO Carbon Monoxide Gas Sensor

$7.99

MQ-9 CO Gas Sensor
Detection method using low temperature cycling (1.5V heating) to detect carbon monoxide,
- High quality double panel design
- Power and TTL signal output indication
- Has better sensitive detection for carbon monoxide
- Has a long service life and reliable stability
- Suitable for the detection of carbon monoxide, gas, etc
$28.99

MG-811 Gas CO2 Carbon Dioxide Sensor

$49.00

MQ-135 Air Quality Sensor Hazardous Gas Detection Sensor
MQ-135 module is widely used in air quality control equipments for buildings/offices, are suitable for detecting of NH3,NOx, alcohol, Benzene, smoke,CO2 ,etc
- Wide detecting scope
- Fast response and High sensitivity
- Stable and long life
- Simple drive circuit
$10.99

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