Reference: RBD-0550

Voice Recognition Module Kit V3 (Elechouse)

5 reviews

Supply Voltage: 4.5 – 5.5 V. Current : <40 mA. Digital Interface : 5V TTL level for UART interface and GPIO. Support maximum 80 voice commands, with each voice 1500ms (one or two words speaking). Maximum 7 voice commands effective at same time. Arduino library is supplied. User-control General Pin Output. RoboticsBD

Reference: RBD-0553

FPM10A Optical Fingerprint Reader Sensor Modules (With Shield)

3 reviews

Supply voltage: DC 3.6 ~ 6.0V / 3.3V Supplying Supply Current: Current: <120mA Peak current: <140mA Fingerprint image time: <1.0 seconds

Reference: RBD-1177

4-20mA Signal Generator Current Loop Simulator Tester

This signal generator can use 4-20mA to generate voltage and control the current in the circuit. Accuracy up to 0.01; Liquid crystal display; Rotary encoder adjustment ; Two connection terminals are non polarity. Output range can be set; 4-20mA (device control) / -21mA (signal debugging) Display mode can be set, it is convenient for you to see the value...

Reference: RBD-1366

Infrared Temperature Gun Digital Thermometer

1 review

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

Reference: RBD-1377

CJMCU-4541 MICS-4514 Carbon Monoxide Nitrogen Oxygen Sensor CO/NO2/H2/NH3/CH4

1 review

Module Name:CJMCU-4541 Sensor: MICS-4514 Type: Carbon Monoxide Nitrogen Oxygen Sensor

Reference: RBD-1383

Smart Sensor AR320 Infrared Thermometer

1 review

Laser Pointer for Accurate Temperature Reading | Auto Data Hold Temperature Measurement Range: -32℃ ~ 320℃ (-26℉ ~ 608℉) Accuracy: ±2℃ / ±2% | Resolution: 0.1℃ or 0.1℉ Response Time & Wavelength: 500ms & (8-14)um | Distance Spot Ratio 12:1 Automatic Data Hold | Auto Shut Off | Rubberized Handle for Grip and Low Impact Resistance

Reference: RBD-1648

FPC1020A Capacitive Fingerprint Identification Module

FPC1020A is a secondary development module for fingerprint recognition designed for SCM. Fingerprint identification capacity: 150 fingerprints, identification time is less than 1 second, can be customized large capacity Capacitive surface array semiconductor fingerprint sensor Support finger 360 rotation recognition Supported Operating Systems: Windows

Reference: RBD-1654

5 In 1 Portable CO2 Detector Air Quality Detector Intelligent Air Detector

3 reviews

5 In 1 Portable  CO2 Detector Air Quality Detector Intelligent Air Detector Temperature and Humidity Sensor Carbon Dioxide Monitor TVOC Formaldehyde Detection HCHO Detector  Color Black

Reference: RBD-1716

PM2.5 Air Quality Sensor PMS5003 High Precision Digital Output Module

1 review

Working Voltage: 5.0V Maximum Working Current: 100mA Data Interface Level: L＜0.8V, H>2.7V, maximum voltage level 3.3V Particle Measurement Range: 0.3 ~ 1.0μm; 1.0 ~ 2.5μm; 2.5 ~ 10μm Note: Please purchase this adapter board to use it with Arduino and Raspberry Pi. 

Reference: RBD-1717

TDS Meter V1.0 Module Water Quality Sensor for Arduino

3 reviews

Wide voltage operation: 3.3~5.5V 0~2.3V analog signal output, compatible with 5V, 3.3V two control systems The excitation source is an AC signal, effectively preventing probe polarization Waterproof probe for long-term immersion in water

Reference: RBD-1737

USB Fingerprint Reader for Windows 10 Hello Biometric Scanner for PC

2 reviews

Fastest fingerprint identification in the world,  Support multi fingerprint  Instant match. 

Reference: RBD-1951

Anemometer/Wind Speed Measurement Sensor 0-5V

2 reviews

High hardness, Corrosion protection. Waterproofness and High precision. The mode of its output signal：0-5V(Voltage signal). supply voltage: DC 12-24V. Power consumption：Voltage MAX≤0.3W. Start wind speed：0.4-0.8m/s.

Reference: RBD-2298

Tuya Low power waterproof lightsensor

Easy to install with adhesive sticker Detects light levels up to 30,000 LUX Sensitive to changes in light intensity Waterproof for outdoor use Linkage with other smart home devices for automation and control Battery-powered for convenient use

Reference: RBD-2326

Brand: DFRobot

Gravity Analog Heart Rate Monitor Sensor (ECG) for Arduino

The DFRobot Heart Rate Monitor Sensor is used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG and output as an analog reading. An ECG signal can be extremely noisy so we have included an AD8232 chip which will generate a clear signal from the PR and QT Intervals. Using the Arduino IDE "Serial Plotter"...

Reference: RBD-2395

Mini HLK-LD2450 24G Smart Home Motion Target Tracking Radar Sensor Module Kit

mmWave human presence sensor. It uses motion target tracking and can detect up to 3 people. 

Reference: RBD-2552

R503 Waterproof Capacitive Fingerprint Module Sensor Scanner

R503 Fingerprint Sensor is a device that allows you to read and save up to 200 fingerprints through a touch panel, it also contains a configurable LED light indicator. This sensor is small and easy to use, it has a wide detection range, a nut so you can install it easily and it has 6 pins, 2 for power, 1 for the finger detection signal, another for the...