Soil Moisture Sensor for Arduino & ESP boards
- Dual output mode, analog output more accurate
- A fixed bolt hole for easy installation
- With power indicator (red) and digital switching output indicator (green)
- Having LM393 comparator chip, stable.
AC Voltage Sensor Module ZMPT101B (Single Phase)B
- Low price
- Small size and lightweight
- Easy PCB mounting
- Good consistency
- Widely acclaimed
MQ-7 CO Carbon Monoxide Coal Gas Sensor Module
- The analog output voltage, the higher the concentration the higher the voltage.
- The carbon monoxide detection with better sensitivity.
- There are four screw holes for easy positioning.
- With a long service life and reliable stability.
- Rapid response and recovery characteristics.
Vibration Sensor Module SW-420
- Using SW-420 normally closed type vibration sensor
- Comparator output, clean signal, good waveform, strong driving ability, >15mA
- Operating voltage 3.3V ~ 5V
- Output format: digital switching output (0 and 1)
- Using a wide voltage LM393 comparator
- With bolt holes for easy installation
Sound Sensor Module Arduino Compatible
- Main chip: LM393, Electret condenser microphone
- Working voltage: DC 3.3-5V
- Induction distance is 0.5M
- Signal output Indication
- Single channel signal output
- The output effective signal is low level.
ACS712 5A Current Sensor Module
- Low-noise analog signal path.
- Device bandwidth is set via the new FILTER pin.
- 5 µs output rise time in response to step input current.
- Small footprint, low-profile SOIC8 package.
- 2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.
PIR Sensor Motion Detector Module HC-SR501
- Wide Working Voltage Range: DC 4.5V- 20V
- Current Drain:Â <60uA
- Detection Angle: <140°
- Detection Distance: 3 to 7m (can be adjusted)
- Blockade time: 2.5s (Default)
-  Work temperature: -20-+80°C
Flame Sensor infrared Receiver Ignition source detection module
- Output Channel: 1
- Power Supply: 3.3/5V
- Built in a potentiometer for sensitivity control.
- Onboard signal output indication, output effective signal is high, at the same time the indicator light up, the output signal can directly connect to microcontroller IO.
- Detection angle about 60 degrees, the flame spectrum especially sensitive.
- The flame of the most sensitive sensors flame, the regular light is also a response, generally used for fire alarm purposes.
HC-SR04 Ultrasonic Sensor Module
HC-SR04 Ultrasonic Sensor Module Product Description Ultrasonic Sensor provides very short (2CM) to long-range (4M) detection and ranging. The sensor
MQ3 Alcohol Sensor Module
- Power requirements: 5 VDC @ ~165 mA (heater on) / ~60 mA (heater off).
- Current Consumption: 150mA.
- DO output:Â 0.1 and 5V.
- AO output: 0.1- 0.3 V (relative to pollution), the maximum concentration of a voltage of about 4V
- Detecting Concentration: 0.05-10mg/L Alcohol.