SENSOR MODULES

R307 Optical Fingerprint Reader Sensor Module

Specification:-

1. Type: Optical
2. Sensor Life: 100 million times
3. Static indicators: 15KV
4. RS232 communication baud rate: 9600BPS~115200BPS changeable
5. Image Capture Surface 20*15(mm)
6. Verification Speed:  0.2 sec
7. Scanning Speed: 0.3 sec
8. Character file size:  256 bytes

IR Proximity Sensor for Line Follower

Specifications:-

1. Operating voltage : 3.6V to 5V DC
2. Digital output : logic one (+3.5V DC) logic zero (0V DC)
3. Mounting hole size : 3mm
4. IC model name : 393
5. Distance measuring range : 2cm to 30cm
6. Effective distance range : 2cm to 80 cm

ESP8266 5V 1 Channel relay module IOT smart home remote control switch

Specifications:-

1. Transmission Distance (m) : 40m
2. Trigger voltage: 5V DC
3. Switching voltage: 250V @ 10A
4. Switching voltage: 30V @ 10A
5. Relay voltage : 5V (10A/250V AC, 10A/30V DC)
6. Baud rate: 9600

Microphone Sound Sensor, Voice Sensor High Sensitivity Sound Detection, Whistle Module

Specification:-

1. Operating voltage : 3.3V to 5V DC
2. LM393 comparator with threshold preset
3. Induction distance: 0.5 Meter
4. Operating current:  4 to 5 mA
5. Microphone sensitivity (1kHz): 52 to 48 dB
6. Easy to use with Microcontrollers or even with normal Digital/Analog IC

Snow Raindrops Humidity Rain Weather Detect Sensor Module For Arduino

Specifications:-

1. Operating voltage : 3.3V to 5V
2. Distribution bit to adjust sensitivity
3. A fixed bolt hole for easy installation
4. Power indicator, the output signal LED indicator
5. A large area of ​​rain board, more appropriate to detect rain
6. Board with positioning holes to facilitate installation

Soil Hygrometer Humidity Detection Moisture Sensor For Arduino

Specifications:-

1. Operating voltage: 3.3V to 5V
2. Dual output mode, analog output more accurate
3. With power indicator (red) and digital switching output indicator (green)
4. Having an LM393 comparator chip, stable

HX711 - Load cell voltage amplifier sensor module

Specifications:-

1. Input voltage: ±40mV
2. Data accuracy: 24 bit
3. Refresh frequency: 10 to 80 Hz
4. Operating voltage : 2.7V to 5V DC
5. Operating current: 10 mA

P43 - Liquid and Water level float switch sensor module

Specifications:-

1. Maximum Load: 50 W
2. Max Switching Voltage: 100V DC
3. Minimum Voltage: 250V DC
4. Maximum Switching Current: 0.5 A
5. Max Load Current: 1.0 A
6. Max Contact Resistance: 0.4 ΩTemp Rating: -20~ 80 degree

ACS712 - 10A range current detection sensor module

Specifications:-

• Measures both AC and DC current
• Provides isolation from the load
• Easy to integrate with MCU, since it outputs an analog voltage
• Scale factor : 150mV/Amp

Micro SD TF Card Memory Shield Module SPI Micro SD Adapter For Arduino

Specifications:-

1. Connects to Arduino using standard SPI pins.
2. Supports Micro SD and TF card formats.
3. Includes a built-in voltage level shifter for 5V and 3.3V systems.
4. Easily interfaces with Arduino for data storage and retrieval.

IIC or I2C Serial interface adapter module for 16 x 2 (1602) Character LCD display

Specifications:-

1. IC Name : PCF8574
2. Operating voltage : 5V
3. PCB size : 42mm x 20mm(L x B)
4. Serial I2C control of LCD display using PCF8574.
5. Backlight can be enabled or disabled via a jumper on the board.
6. Contrast control via a potentiometer.

MAX485 TTL to RS485 Long range converter module

Specifications:-

1. IC chip : MAX485
2. Operating voltage : 5V DC
3. Slew-rate limited transceiver
4. Low power consumption
5. Convenient RS-485 communication wiring
6. Multiple Units can be connected