MQ-7 CO Gas Sensor Module MQ7
Description
1 used for the family and the plant's gas leakage monitoring device, suitable for CO/ carbon monoxide gas detection
2 adjustable sensitivity (blue digita
$2.28
Infrared Reflection Sensor Module TCRT5000
TEMIC Optoelectronic Sensor contain infrared emitting diodes as a radiation source and phototransistors as detectors
Description
1 sensor TCR5T000,
4Road Capacitive Digital Touch Sensor TTP224
1, onboard TTP224 capacitive 4 key touch sensing IC
2, onboard 4 road level indicator
3, working voltage: 2.4V-5.5V
4, module can set output mode, key output mode,
$0.99
GY-87 10DOF MPU6050 HMC5883L BMP180 Sensor
10DOF module (three axis gyro + three shaft acceleration + three axis magnetic field + pressure)
The gold PCB process
Chip: MPU6050+HMC5883L+BMP180
Power supply: 3-5v
Communicati
$11.50
GY-86 10DOF MS5611 HMC5883L MPU6050 MWC Sensor
10DOF module (three axis gyro + three shaft acceleration + three axis magnetic field + pressure)
The gold PCB process
Chip: MPU6050+HMC5883L+MS5611
Power supply: 3-5v
Communic
GY-2561 TSL2561 Light Sensor Module
Description: The TSL2561 Luminosity Sensor Breakout is a sophisticated light sensor which has a flat response across most of the visible spectrum. Unlike simpler sensors, the TSL2561 measures bo
$3.20
VS1838B Infrared Receiving Module
1, onboard VS1838B high sensitivity infrared receiving head
2, support 3-5V input voltage
3, onboard RC filter, working is more stable
4, output matching TTL, CMOS leve
$0.90
Holzer Switch Sensor Module LM393
1, onboard LM393 voltage comparators chip and Holzer probe
2, support 5V/3.3V input voltage
3, onboard signal output indicator, output signal is low at the same time, the lights go out,
DS1307+AT24C128+DS18B20 Sensor Module
1, onboard DS1307 real-time clock chip, supports IIC communication protocol
2, onboard AT24C128 EEPROM memory chip, supports IIC communication protocol
3,onboard DS18B20 digital temperat
$3.76
DS18B20 Temperature Sensor Module (No Chip)
1,onboard 3P hole seat is convenient plug in DS18B20 chip, while leaving DS18B20 welding position
2, chip pin have all leads, built-in pull-up resistor
3, onboard power indicator
4,
$0.48
DS18B20 Temperature Sensor Module
1, onboard DS18B20 chip, while leaving the 3P round hole seat is convenient plug DS18B20 chip
2, chip pin have all leads, built-in pull-up resistor
3, onboard power indicator
4, boar
$2.02
HR202 Hygristor Humidity Sensor Module
Description
1 detect the humidity of environment
2 adjustable sensitivity (blue digital chart potentiometer adjustment)
4 working voltage 3.3V-5V
5 output fo
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