Sensors
MQ-135 Smoke Air Quality Sensor Module Detection
Description:This module detects smoke, ammonia, aromatic compounds, sulfur, benzene vapor. Gas-sensi..
$2.35
TCRT5000L TCRT5000 Reflective Optical Sensor
The TCRT5000 and TCRT5000L are reflective sensors which include an infrared emitter and phototransis..
$0.20
3-Axis Digital Accelerometer Module - ADXL345
Features:Ultralow power consumptionUser-selectable resolutionEmbedded memory managementSingle tap/do..
$2.30
BMP180 Digital Barometric Pressure Sensor Module
Typical applicationsEnhancement of GPS navigation (dead-reckoning, slope detection, etc.)In and out-..
$2.80
DHT11 Temperature and Relative Humidity Sensor Module
Description:This module detects both temperature and humidity and digital output.Specification:Humid..
$2.30
DS18B20 1-Wire Digital Temperature Sensor
Features• Unique 1-Wire ® interface requires only one port pin for communication •..
$1.50
IR emitter and receiver 5mm (package contains 2 pairs)
IR emitter and receiver 5mm (package contains 2 pairs)..
$1.36
IR Obstacle Avoidance Sensor Module
Detection range: 2 to 30cmDetection angle: 35 degThe detection range can be adjusted by the potentio..
$0.99
MQ-2 Butane Methane Gas Detector
Chip: LM393, ZYMQ-2 gas sensorsOperating voltage: 5VPower consumption (current): 150mADetection of g..
$2.40
MQ-3 Alcohol Sensor Module
This module detects alcohol (ethanol). Detection range is 10 to 1000ppm. Chip: LM393 ..
$2.60
Photoresistor GL5528 LDR 5mm (package contains 5)
Photoresistor GL5528 LDR 5mm (package contains 5)..
$0.75
Piezo Buzzers 5V
Specifications:Voltage: 5VCurrent: less than 32mAFrequency: 2300Hz(around)Diameter: 12mmThickness: 9..
$0.60
Piezo Disc Elements Diameter 27mm 4 inch (10 cm) black and red leads
Piezo Disc Elements Diameter 27mm 4 inch black and red leads Suitable for contact microphones, acous..
$0.99
Temperature Sensor LM35
Calibrated Directly in Celsius (Centigrade) Linear + 10-mV/°C Scale Factor0.5°C Ensured Accuracy (at..
$1.10
Thermistor NTC Temperature sensor 10K ohm
Resistance: 10K ohm B Constant: 3435K B Constant Tolerance: +/- 1 % B Constant Class: B25..
$0.30
Thermistor Temperature Sensor NTC 50KΩ 5% (package contains 4)
MF58 Glass Shell Precision NTC Thermistors 50K ohm The MF58 is a NTC thermistor which is manufactu..
$0.50
Ultrasonic Module HC-SR04
Specification:Operating voltage: +5VTheoretical Measuring Distance: 2cm to 450cm ()Practical Measuri..
$1.35
Vibration Switch Module
Features:1. When in rest, the switch is in OFF state. Any vibration or touch will ..
$1.99