Optical Sensitive Resistance Light Detection Photosensitive LDR Sensor Module

Reference: RBD-22

Ultrasonic sensor HC- SR04

The HC-SR04 ultrasonic sensor uses sonar to determine the distance to an object like bats or dolphins do. It offers excellent range accuracy and stable readings in an easy-to-use package. It operation is not affected by sunlight or black material like Sharp rangefinders are (although acoustically soft materials like cloth can be difficult to detect)....

Reference: RBD-1202

Compass Sensor HMC5883L GY271

GY-273 HMC5883L Triple Axis Compass Magnetometer Sensor Module For Arduino 3V-5V This module is based on a popular and well-loved magnetometer, the HMC5883L. This compact sensor uses I2C to communicate and its very easy to use. Since it's a 3.3V max chip, we added circuitry to make it 5V-safe logic and power, for easy use with either 3 or 5V...

Reference: RBD-314

Double-ended 50cm Cable Crocodile Clips

 Double-ended 50cm Cable  Crocodile Clips 5 colour available Red, Black, White, Green, Yellow.

Reference: RBD-142

Fingerprint Scanner - TTL (GT-511C3)

Description: Fingerprint scanners are awesome. Why use a key when you have one right at the tip of your finger? Unfortunately, they’re usually unreliable or difficult to implement. Well not anymore! We’ve found this great fingerprint module from ADH-Tech that communicates over TTL Serial so you can easily embed it into your next project.

Reference: RBD-688

RF Transmitter Receiver Pair 433 MHz

RF Transmitter Receiver Pair 433 MHz

Reference: RBD-429

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...

Reference: RBD-386

Precision Real Time Clock Module DS3231 AT24C32 I2C

Precision Real Time Clock Module DS3231 AT24C32 I2C With Battery

Reference: RBD-1211

CJMCU-101 OPT101 Analog Light Sensor Intensity Module

Features:The OPT101 is a monolithic photodiode with on-chip transimpedance amplifier.The ingrated combination of photodiode and transimpedance amplifier on a single chip eliminates the problems commonly encountered in discrete designs, such as leakage current errors, noise pick-up, and gain peaking as a result of stray capacitance.Output voltage increases...

Reference: RBD-149

Flame Sensor fire detection module for Arduino

Flame Sensor fire detection module for Arduino

Reference: RBD-1366

Infrared Temperature Gun Digital Thermometer

DT8380FC Infrared Thermometer Item no.: DT8380FC Temperature Range: -50~380°C/-58~716°F Measuring Accuracy: ±2% or 2C Distance Ratio: 12:1 Product description: DT8380FC Infrared Thermometer

Reference: RBD-671

MQ-2 Flammable Gas & Smoke Sensor

Gas Sensor(MQ2) module is useful for gas leakage detection (home and industry). It is suitable for detecting H2, LPG, CH4, CO, Alcohol, Smoke or Propane. Due to its high sensitivity and fast response time, measurement can be taken as soon as possible. The sensitivity of the sensor can be adjusted by the potentiometer.

Reference: RBD-668

DS1302 Real Time Clock Module (DS1302Z clock chip,32.768KHZ crystal)

DS1302 Real Time Clock Module (DS1302Z clock chip,32.768KHZ crystal)

Reference: RBD-1367

RGB Full color LED SMD Module

The KY-009 RGB Full Color LED SMD Module consists of a 5050 SMD LED, use with limiting resistors to prevent burnout. Compatible with popular electronics platforms like Arduino, Raspberry Pi and ESP8266. RGB full color LED Module KY-009 for Arduino, emits a range of colors by mixing red, green and blue. The amount of each primary color is adjusted using PWM.

Reference: RBD-1365

Uni-T UTi85H+ Professional Thermal Imager

Uni-T UTI85h+ Alarm Buzzer Thermal Imagining Infrared Camera Thermal Imagers UTi85H+ Thermal Imager 1. High/low temperatures measurement 2. Adjustable emissivity 3. Storage card 4. Alarm buzzer 5. High temperature alarm 6. Flashlight 7. Type-C USB port for charging and data transmission Features HI/LO Temperature Alarm:  Central point temperature...

Reference: RBD-415

801S Vibration Sensor Module vibration Analog Output Sensitivity LM393

01S Vibration Sensor Module vibration Analog Output Sensitivity LM393Size: 41 * 15 * 12.5mm The main chip: LM393, vibrating probe Operating voltage: DC 3-5V Main features: Has a signal output instructions; With analog and TTL-level signal output signal; Output valid signal is high, the light goes out; Adjustable sensitivity (fine-tuning); Vibration...

Reference: RBD-667

DHT11 Temperature and Relative Humidity Sensor Module for Arduino

DHT11 Temperature and Relative Humidity Sensor Module for Arduino

Reference: RBD-1248

Miniature Vibrating Motor

A Miniature 3V Vibration Motor measuring only 21mm long and 7mm in diameter. Pre-wired with red & black leads 90mm. Ideal for alerts and feedback functions.

Reference: RBD-1672

Tuya PIR Motion Sensor for Smart Life Wifi Based Alarm System

No hub requested: PIR Sensor uses WiFi 2.4G frequency band for communication, no Hub is needed. The Sensor uses WiFi 2.4G to ensure the transmission distance between it and the WiFi router, and provides a guarantee for its low energy consumption.Model Number: P06Product Name: PIR SensorBattery: LR-3-1.5V x 2/AA(Not included)Wireless Type: Wi-Fi...

Reference: RBD-1380

Sharp GP2Y0A02YK0F IR Range Sensor

Sharp GP2Y0A02YK0F IR Range Sensor - 20 cm to 150 cm Infrared range finder 20cm (~8") to 150cm (~60")

Reference: RBD-1671

ESP32 DHT11 WIFI Bluetooth Temperature Humidity Soil Moisture Sensor Module for Arduino

1.Bluetooth wifi development board, support for Nodumcu / for Arduino 2.DHT11 temperature and humidity sensor 3.CP2104 communication chip USB TO TTL 4.Micro USB port 5. Soil probe (long) soil temperature and humidity detection module 6.18650 Lithium Battery Holder Powered A for LG 3000mAH 18650 battery could make ESP32run 17 hours or more. This capacitive...

Reference: RBD-672

MQ-3 Alcohol Gas Sensor

MQ-3 Alcohol Ethanol Sensor Breath Gas Detector Ethanol Detection For Arduino

Reference: RBD-1066

Mini Metal Detector Module

You can use LC Metal detector non-contact metal induction detection module as a metal detector. When it approaches any metal, it makes a sound. This is a module specifically designed to detect metal. The module operates by inducing currents in metal objects and responding when it occurs. A nice onboard buzzer signals when it detects something and an...

Reference: RBD-1207

Line Following Sensor 5 Array

5-channel tracing module analog output, analog output and distance, object color-related. 

Reference: RBD-1209

Miniature Solar Cell - BPW34 Photodiode

Package type: leaded Package form: top view Radiant sensitive area (in mm2): 7.5 High photo sensitivity High radiant sensitivity Suitable for visible and near infrared radiation Fast response times Angle of half sensitivity: phi = ± 65° Lead (Pb)-free, RoHS compliant* 5.4x4.3x3.2 mm

Reference: RBD-553

FPM10A Optical Fingerprint Reader Sensor Modules (With Shield)

FPM10A Optical Fingerprint Reader Sensor Modules Connect RoboticsBD Fingerprint Shield on top the Arduino Uno R3 Install Adafruit Fingerprint Library (Check Download Tab) Upload this code to Arduino Uno Board (Arduino Code SFG Demo) Run SFG Demo V2.0 Windows Test Software as Administrator

Reference: RBD-337

Brand: Waveshare

Liquid Level Sensor for Arduino (WaveShare)

Specifications Detection depth: 48mm Power: 2.0V ~ 5.0V Dimension: 19.0mm * 63.0mm Mounting holes size: 2.0mm

Reference: RBD-315

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

Reference: RBD-922

Slide Potentiometer 10K Linear Module Dual Output for Arduino

Slide Potentiometer 10K Linear Module Dual Output for Arduino

Reference: RBD-1670

ESP8285 IR Infrared Transmitter Receiver Module WIFI Remote Control Switch

ESP8285 infrared receiving and transmitting wifi remote control switch module development learning board 1. Overview  The ESP infrared transmitting and receiving remote module uses the ESP-01M module with ESP8285 as the core as the main control, and the program is the same as ESP8266. The module has an infrared receiver tube and an infrared transmitter...

Reference: RBD-1374

DHT21 AM2301 Temperature & Humidity Sensor

The DHT21 digital temperature sensor is one of the commonest from the range of DHT temperature sensors and boasts a relatively high-temperature measurement accuracy of 0.5oC in 0.1oC steps with a relative humidity accuracy of +/- 3%. It has only 3 wires, including power and ground, meaning only one digital pin is required to interface it to a...