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MQ-3 Alcohol Detector Gas Sensor Module
In Stock
- Signal output light indicator.
- Analog and level signal output.
- TTL output valid signal is low. (When the output low signal light can be directly connected microcontroller or relay module).
- The carbon monoxide detection with better sensitivity.
DHT11 Module with LED (Temperature and Humidity sensor)
In Stock
- Input Supply voltage (VDC): 3.3 ~ 5
- Supply Current (mA): measurement 0.3mA standby 60μA.
- Temperature measurement range: 0~50 degrees
- Temperature measurement error: ±2 degrees
- Humidity measurement range: 20%~95%RH
Soil Moisture Sensor Module
In Stock
- Operating voltage: 3.3V to 5V
- Dual output mode for accuracy
- Easy installation with bolt-hole
- Power (red) and digital output (green) indicators
- LM393 comparator chip for stability
Ultrasonic Sensor Module HCSR04
In Stock
- Affordable Price
- Operating Voltage: 5 V
- Sonar Sensing Range: 2-400 cm
- Max. Sensing Range: 450 cm
- Frequency: 40 kHz
R307S Fingerprint Reader Sensor Module
In Stock
- Operating voltage (v): 4.2 ~ 6 VDC
- Current consumption: ≤75mA
- Verification Speed: 0.2 sec
- Scanning Speed: 0.3 sec
- Character file size: 256 bytes
- Template size: 512 bytes
Ai Thinker LoRa Series Ra-02 Spread Spectrum Wireless Module
In Stock
- Manufacturer: Ai-Thinker
- LoRa Spread Spectrum modulation technology
- Constant RF power output at + 20dBm-100mW voltage change
- High sensitivity: down to -148dBm
- Half-duplex SPI communication
- Programmable bit rates up to 300kbps
- Supports FSK, GFSK, MSK, GMSK, LoRa and OOK modulation modes
LoRa Ra-02 SX1278 433MHz Wireless Spread Spectrum Transmitter Transmission Module Ai Thinker
In Stock
- Manufacturer: Ai-Thinker
- LoRa Spread Spectrum modulation technology
- Constant RF power output at + 20dBm-100mW voltage change
- High sensitivity: down to -148dBm
- Half-duplex SPI communication
- Programmable bit rates up to 300kbps
- Supports FSK, GFSK, MSK, GMSK, LoRa and OOK modulation modes
- All digital and analog pins breakout.
- Compact size.
- External power supply current support.
- Leads all pins out, convenient for wiring and doing experiments.
- It has a nice standard 0.1″x0.1″ prototyping grid with big pads
- Comes with Stacking headers and plain header, choose whichever you want when soldering together
- An IC pattern for adding DIP ICs up to 20 pins
- Power rails down the middle and sides
- A reset button and an extra general use button
300 RPM Dual Shaft BO Motor-Straight
In Stock
- Low density: lightweight, low inertia.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- The relatively low coefficient of friction.
- Operating Voltage(VDC): 3~12
60 RPM BO Motor – Straight
In Stock
- Low density: lightweight, low inertia.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- The relatively low coefficient of friction.
- Operating Voltage(VDC): 3~12
- Low density: lightweight, low inertia.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- The relatively low coefficient of friction.
- Operating Voltage(VDC): 3~12
100 RPM BO Motor – Straight
In Stock
- Low density: lightweight, low inertia.
- Capability to absorb shock and vibration as a result of elastic compliance.
- Ability to operate with minimum or no lubrication, due to inherent lubricity.
- The relatively low coefficient of friction.
- Operating Voltage(VDC): 3~12
1.8V – 12V/2A DC Motor PWM Speed Regulator
In Stock
- Input supply voltage: 1.8V- 15V DC.
- The maximum output power: 30W
- Output current : 2A(Max).
- With resettable fuse.
- Equipped with LED indicator.
- Potentiometer with switch function for PWM adjustment.
3V 6V 12V 24V 35V PWM DC Motor Speed Regulator
In Stock
- Operating voltage: DC4.5V-35V
- Output current: 0-5A
- Output power: 70W (max)
- PWM duty cycle: 1% -100%.
- PWM frequency:20khz
- Wide voltage DC motor speed controller.
Micro 130 Small DC Motor 3V-6V
In Stock
- Operating Voltage Range: 3 ~ 9VDC
- No-load Current: 70 mA max
- Loaded Current: 200 mA max
- Operating Temperature: 50°C
- Rated Speed: 1000 RPM
- 3V to 9V DC Flat Small Size Toy Motor

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