FM Transmitter Module Wireless Microphone Surveillance Frequency 88-108MHz

MAX6675 Module + K Type Thermocouple Sensor (Arduino compatiable)

NJK-5002C Hall Effect Proximity Sensor

NJK-5002C Hall Effect Sensor Proximity Switch NPN 3-Wires Normally Open 

Geiger Counter Kit Nuclear Radiation Detector Gamma Ray Build Radiation Monitoring Station

Specifications: Name:Radiation Detector system Model:508295 Geiger tube parameters: Technical parameters diameter:Φ10±0.5mm

High Sensitive Microphone Sound Sensor Detection Module

High Sensitive Microphone Sound Sensor Detection Module Feature:1. AO, analog output, real-time output voltage signal of the microphone2. DO, when the sound intensity reaches a certain threshold, the output high and low signal  

MLX90614 Contactless Temperature Sensor Module For Arduino

MLX90614 Contactless Temperature Sensor Module For Arduino Compatible Application: Thermal Imaging Camera, Wireless Temparature Measure. Easy to integrateFactory calibrated in wide temperature range:-40…+125°C for sensor temperature and-70…+380°C for object temperature.

Flame Sensor fire detection module for Arduino

Optical Sensitive Resistance Light Detection Photosensitive LDR Sensor Module

Weighing Sensor 24 Bit HX711 Dual-Channel

Weighing Sensor 24 Bit HX711 Dual-Channel Precision A/D Module Pressure Sensor. This module uses 24 high precision A/D converter chip HX711. It is a specially designed for the high precision electronic scale design, with two analog input channel, the internal integration of 128 times the programmable gain amplifier. 

TSL2561 Luminosity & Infrared Light integrating sensor

TSL2561 Luminosity & Infrared Light integrating sensor

YF-S201 Hall Effect Water Flow Meter / Sensor

Features: Model: YF-S201 Sensor Type: Hall effect Working Voltage: 5 to 18V DC (min tested working voltage 4.5V) Max current draw: 15mA @ 5V Output Type: 5V TTL Working Flow Rate: 1 to 30 Liters/Minute Working Temperature range: -25 to +80℃ Working Humidity Range: 35%-80% RH Accuracy: ±10%

US-015 Ultrasonic Module Distance Measuring Transducer Sensor

  Features: Working voltage: DC 5 V Static current: 3 mA Working temperature: 0 ~ + 70° Output way: GPIO Induction Angle: Less than 15° Detection range:2 cm to 400 cm Detecting precision: 0.3 cm + 1% Sensor size: Approx. 45 x 20 x 1.6mm Hole diameter: Approx. 1mm

Arduino SD card Module

Arduino SD card Module

5 Way Flame/Fire Sensor

5 Way Flame Sensor Module Digital Analog Output Fire extinguisher Robot Arduino  

Si7021 Industrial High Precision Humidity Sensor I2C Interface for Arduino

Features: Precision Relative Humidity Sensor± 3% RH (max), 0–80% RHHigh Accuracy Temperature Sensor±0.4 °C (max), –10 to 85 °C0 to 100% RH operating rangeUp to –40 to +125 °C operating rangeWide operating voltage (1.9 to 3.6 V)

SparkFun Particle Sensor Breakout - MAX30105

Features: Built-in Red, IR, and Green LEDs 5V operation (3.3V is allowed, but green LED is not guaranteed to operate) Applications include presence detection, distance sensing (18" max), pulse oximetry, blood oxygen saturation level (SpO2), smoke and particle detection Documents: Schematic Eagle Files Hookup Guide Datasheet (MAX30105) MAX3010x Sensor...

BH1750FVI Digital Light intensity Sensor

Chip: BH1750FVI Power Supply: 3.3V - 5V Light Range：0 - 65535 lx(Lux) Sensor Built-in: 16 bit AD converter Size(L x W): Approx. 3.2cm x 1.5cm Direct digital output, bypassing the complex calculation, bypassing the calibration Close to the spectral characteristics of visual Widely used to 1-lux high precision measurement Standard NXP IIC communication...

ESP32 ESP-32S NodeMCU Development Board Wireless WiFi

ESP32 Development Board WiFi+Bluetooth Ultra Low Power Consumption Dual Cores ESP-32 ESP-32S Board

MQ-6 LPG Gas Sensor

MQ-6 LPG Gas Sensor

Reference: SparkFun

Flex Sensor 2.2"

Description: A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the originalNintendo Power Glove. I love the Nintendo Power Glove. It’s so bad!

GY-ML8511 Ultraviolet Light UV Sensor Module

9 Degrees of Freedom Breakout- MPU9250

9-Axis Gyro + Accelerator + Magnetometer Sensor Module MPU-9250   Features and Specifications: Chip: MPU9250; Power voltage: 3~5V Communication mode: I2C / SPI Gyro range: +/-250, +/-500, +/-1000, +/-2000dps Accelerator range: +/-2G, +/-4G, +/-8G, +/-16G Magnetometer range: +/-4800uF Pin spacing : 2.54mm

IR Infrared Remote Decoder Encoding Transmitter & Receiver Wireless Module

Force Sensitive Resistor 0.5"

Description: This is a force sensitive resistor with a round, 0.5" diameter, sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area. The harder the force, the lower the resistance.

Water Level Sensor Depth of Detection Water Sensor for Arduino

VL6180 VL6180X ToF Range Finder Sensor

2.8V Regulator - Provides the required 2.8V for the sensor I2C Level Shifter - Provides logic level conversion from 2.8V to VCC 3-in-1 Module IR Emitter Range Sensor Ambient Light Sensor Measures absolute range up to 10cm Gesture Recognition I2C Interface Two Programmable GPIO Sharp Sensor Board Layout

Digital PH Meter Tester Aquarium Pool Water Urine Wine LCD Pen Monitor Protable

This digital pen style PH meter is an ideal instrument for any aquarium, the fishing industry, swimming pools, school laboratories, food, beverage etc.This PH meter is highly efficient and accurate due to its advanced microprocessor technology.Big LCD display screen which has great waterproof performance and let you easily read the displayed value....

MQ-135 Gas Sensor

MQ-135 module is widely used in air quality control equipments for buildings/offices, are suitable for detecting of NH3,NOx, alcohol, Benzene, smoke,CO2 ,etc

Knock Sensor Module KY-031 For Arduino ,PIC, AVR, Raspberry pi

Description knock sensor module and a digital interface, built-in LED build a simple circuit to produce percussion flasher.Interface comes with digital LED, will knock sensor connected digital 3 interface, when percussion sensor senses measure to percussive signals, LED flashing light.

LIDAR Lite

Description:  his is the LIDAR Lite, a compact high  performance optical distance measurement sensor  from PulsedLight. The LIDAR Lite is ideal when used  in drone, robot, or unmanned vehicle situations where  you need a reliable and powerful proximity sensor but  don’t possess a lot of space.

Brand: SparkFun Electronics

SparkFun ToF Range Finder Sensor - VL6180

Description: This is the SparkFun “Time-of-Flight”  Range Finder, a sensor board for the VL6180  distance sensor. Unlike most distance sensors  that rely on reflected light intensity or reflected  angles to determine range, the VL6180 uses a  precise clock to measure the time it takes light  to bounce back from a surface.