Sensors might sound like fancy tech words, but they’re really just your gadgets’ senses. Think of them as mini helpers that let your devices understand what’s happening around them. They’re like magic eyes, ears, and noses that help your gadgets ‘see’, ‘hear’, and ‘smell’ the world.
To begin with, there are many types of sensors, each with a special job. Some sensors can see light, just like your eyes. Others can feel heat or cold, just like your skin. Some can even detect movement, just like when you move your arms.
Moreover, sensors are everywhere – in your phone, car, and even in your kitchen! Imagine a door that opens automatically when you walk in – that’s a sensor noticing you’re there. Or consider your phone’s screen that changes when you touch it – that’s another type of sensor at work.
Transitioning to how they work, sensors are like detectives. They use their special powers to gather information from the world. They then send this information to your gadgets, helping them make smart choices. It’s like a secret message that tells your device what’s going on.
Furthermore, sensors make life better in many ways. They help cars park safely, they measure the weather, and they even keep your food fresh in the fridge. Without sensors, your gadgets wouldn’t know what’s happening around them.
In conclusion, sensors are like your gadgets’ senses, helping them understand and react to the world. They’re the reason your tech can do smart things. So, the next time you use a device, remember the little sensors inside that make the magic happen!
ESP-01 ESP8266 Serial WIFI Wireless Transceiver Module
Specifications:
- Model: ESP-01
- Chip: ESP8266
- Wireless Standard: 802.11 b/g/n
- Operating Voltage: 3.3V
- Operating Current: Average 80mA
- Operating Temperature: -40°C to +125°C
- Storage Temperature: -40°C to +125°C
- Flash Memory: 1MB
- Firmware: Supports AT commands
- Compatibility: Arduino IDE
- Dimensions: 24.8mm x 14.3mm x 3mm
- Weight: 2g
Package Includes:
1 x ESP-01 ESP8266 Serial WIFI Wireless Transceiver ModuleHC-05 Bluetooth Module 6pin with Button
Specifications:
- Model: HC-05 Bluetooth Module
- Operating Voltage: 3.3V
- Communication Protocol: Bluetooth 2.0
- Range: Up to 10 meters
- Interface: UART
- Pin Configuration: 6-pin design with button
- Compatibility: Arduino Uno and other microcontroller boards
- Dimensions: 28mm x 15mm x 2.35mm
- Weight: 5 grams
Package Includes:
1 x HC-05 Bluetooth Module 6pin with ButtonHX711 Weight Sensor 24 Bit A/D Precision Pressure Sensor
Specifications:
- Model: HX711 Weight Sensor 24 Bit A/D Precision Pressure Sensor
- Compatibility: Arduino Nano
- A/D Converter: 24-bit
- Technology: Strain gauge
- Usage: Weight measurement, pressure sensing
- Compatibility: Compatible with various weight cells
- Precision: High precision for accurate readings
- Ease of Use: Easy to integrate and operate
- Application: Suitable for hobbyist and professional projects
- Dimensions: Compact size for easy installation
Package Includes:
1 x HX711 Weight Sensor 24 Bit A/D Precision Pressure SensorIR Sensor Module – Infrared Obstacle Avoidance Sensor
Specifications:
- Model: IR Sensor Module
- Type: Infrared Obstacle Avoidance Sensor
- Operating Voltage: 3.3V - 5V
- Detection Range: Adjustable, up to 20-30cm
- Detection Angle: Approximately 35 degrees
- Output Type: Digital Signal (0 or 1)
- Response Time: < 2ms
- Operating Temperature: -10°C to +50°C
- Dimensions: 3.2cm x 1.4cm x 0.5cm
- Compatibility: Compatible with Arduino, Raspberry Pi, and other microcontrollers
- Key Features: Adjustable sensitivity, easy to integrate, low power consumption
- Applications: Robotics, automation, industrial equipment, proximity sensing
Package Includes:
1 x IR Sensor ModuleLDR Sensor LM393 Photosensitive Light Dependent Sensor
Specifications:
- Model: LM393 Light Dependent Resistor (LDR) Sensor
- Operating Voltage: 3.3V - 5V
- Output Type: Digital (0 or 1)
- Detection Range: Adjustable
- Sensitivity: High
- Operating Temperature: -40°C to 85°C
- Dimensions: 19mm x 15mm x 6mm
- Weight: 2g
- Interface: Analog/Digital
- Compatibility: Arduino, Raspberry Pi, and other microcontrollers
Package Includes:
1 x LDR Sensor LM393 Light Dependent Resistor SensorNRF24L01 Module – 2.4GHz Wireless Transceiver
PIR Sensor HC-SR501 Motion Detector Pyroelectric Infrared Module
Specifications:
- Model: PIR HC-SR501
- Operating Voltage: 4.5 ~ 20 VDC
- Current Consumption: 0.06 mA
- Detection Range: Up to 7 meters
- Detection Angle: <140°
- Output Signal: High (3.3V) when motion is detected, Low (0V) when no motion is detected
- Time Delay Adjustment: 5 to 200 seconds
- Trigger Mode: Repeatable (default) or Non-repeatable (jumper selectable)
- Compatibility: NodeMCU ESP8266, RTC Module, Ultrasonic Sensor
- Features: Passive Infrared Sensor, PIR detector, Low Power Consumption
- Applications: Security Systems, Lighting Controls, Motion-Activated Devices, Home Automation
- Dimensions: 32mm x 24mm x 25mm
- Weight: 10g
Package Includes:
1 x HC-SR501 PIR Sensor Motion Detector Pyroelectric Infrared ModuleRain Sensor Raindrops Detection Sensor Humidity Sensor
Specifications:
- Operating Voltage: 3.3V - 5V
- Detection Area: 20mm x 20mm
- Operating Current: < 20mA
- Output Signal: Digital (0 or 1)
- Driver Size(mm): 32x15x9 (LxWxH)
- Collector Board Size(mm): 54x40x1.5 (LxWxH)
- Mounting Holes Diameter: 3mm
- Operating Temperature: -25°C to 85°C
- Operating Humidity: 5% to 95% RH
- Output Interface: 3-pin (VCC, GND, OUT)
- Wire Length: 20cm
- Weight: 5g
Package Includes:
1 x Printed Circuit Board for Rain Water Collection 1 x Control Board with LM393 Voltage Comparator 5 x Female to Female Jumper Wires Dupont CableSoil Moisture Sensor with Digital Output Soil Hygrometer
Sound Sensor Module Red Intelligent Vehicle for Sound Detection
Specifications:
- IC Chip: LM393
- Operating Voltage: 3.3V to 5V
- Induction Distance: 0.5 Meter
- Operating Temperature: Generally -10°C to 70°C
- Storage Temperature: -20°C to 80°C
- Detection Range: Varies depending on the sensitivity and environment, usually around 3 to 5 meters
- Output: Digital output (high/low) or analogue output (voltage level corresponding to sound intensity)
- Frequency Response: Typically 50 Hz to 10 kHz
- Signal Processing: Onboard signal conditioning circuitry for noise filtering and amplification
- Interface: Usually compatible with digital and analogue input pins on microcontrollers like Arduino, Raspberry Pi, etc.
- Dimensions: 4.3 x 1.7 x 0.8 cm (LxWxH)
- Weight: 3g
Package Includes:
1 x Sound Sensor Module Red ColourTowerPro SG90 Servo Motor with Ultrasonic Sensor
PRODUCT OVERVIEW
- Ultrasonic Operating Voltage(VDC): 3.2 – 5.2
- SG90 Operating Voltage: 3.0 – 7.2V
- Ultrasonic weight (gm): 10
- SG90 weight (gm): 9
- Ultrasonic Measurement Range: 3cm to 350Cm
- SG90 Rotational Degree: 180
- 1 x Ultrasonic Sensor HC-SR04
- 1 x TowerPro SG90 Servo Motor with Cable
- 1 x Set of Horns
- 1 x Set of Screws
Ultrasonic Sensor HC-SR04 Module Distance Sensor
Specifications:
- Model: HC-SR04
- Operating Voltage: 5V DC
- Operating Current: <15mA
- Operating Frequency: 40kHz
- Measuring Range: 2cm - 400cm
- Accuracy: Up to 3mm
- Operating Temperature: -15°C to 70°C
- Storage Temperature: -20°C to 80°C
- Dimensions: 45mm x 20mm x 15mm
- Weight: 10g
Vibration Sensor Module SW-420 Motion Sensor Module
Specifications:
- Model: SW-420
- Type: Vibration Sensor Module
- Operating Voltage: 3.3V - 5V
- Detection Range: Adjustable
- Interface: Digital
- Compatibility: Compatible with Arduino Uno R3, NodeMCU ESP8266, Arduino Nano, and other microcontrollers
- Application: Ideal for motion detection, security systems, interactive projects, and more
- Additional Features: Easy to integrate, sensitive vibration sensor, affordable price
- Dimensions: (LxWxH) 32mm x 14mm x 8mm
- Weight: 3g
Package Includes:
1 x Vibration Sensor Module SW-420W1209 Digital Temperature Controller Thermostat Sensor
PRODUCT OVERVIEW:
- Temperature Control Range(°C): -50 to +110
- Resolution @-9.9°C to +99.9°C: 0.1°C
- Resolution @all temperatures: 1°C
- Accuracy: 0.1°C
- Refresh Rate(s): 0.5
- Supply Voltage(V): 12
- Measuring Inputs: NTC10K
- Cable Length: 0.5 Meter
- Output Type: 1 Channel Relay Output
- Capacity: 10A
XH-W3001 AC 220V 1500W Digital Display Temperature Controller
PRODUCT OVERVIEW:
- Output type: AC Output (AC 220V 1500W).
- Output capacity: MAX temperature measurement, display; refrigeration, heating control
- Temperature setting upper and lower limits
- Simple operation, suitable for seafood machines.
- Upper key: The start temperature is displayed in one press, and a long press to set the start temperature.
- Lower key: The stop temperature is displayed in one press, and long press to set stop temperature.
- Control Accuracy: Upto 0.1℃.
YF-S201 Water Flow Sensor with 1-30 Liter/min Flow Rate
Specifications:
- Model: YF-S201
- Flow Rate Range: 1-30 liters per minute
- Operating Voltage: 5V
- Output Signal: Pulse
- Working Temperature: 0-80°C
- Working Pressure: ≤1.75MPa
- Accuracy: ±3%
- Material: Plastic
- Connector Type: G1/2"
- Dimensions (LxWxH): 58 x 40 x 40 mm
- Weight: 85g