Reference: RBD-2452

Pulse Heart Rate Sensor Kit For Arduino

This Pulse Sensor is a heart rate sensor designed for Arduino microcontrollers. Development professionals use. The Pulse Sensor Kit brings you all the experience you need, a complete package. The kit includes: A 24inch 3p DuPont line, A soft Velcro Finger Strap, A sensor size sensor ear clip, 4 Velcro dots, and 9 transparent protective dot Pulse Sensor is...

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-2087

Photo Interrupter Module

Voltage 5V Photo interruption module triggers a signal when light is blocked between the opening of the sensor.

Reference: RBD-1640

12V Gas Detector Sensor Alarm Propane Butane LPG Natural

Color: White Material: Metal + Plastic Operating Voltage : 12V DC Standby Current : ≤90mA Alarm Current : ≤100mA

Reference: RBD-2125

QRE1113 Reflective Optical Sensor

1 review

Phototransistor output  No contact surface sensing  Miniature package

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-2095

Infrared Obstacle Avoidance Sensor Module

2 reviews

Detection distance: 2-40cm IO Interface: 4-wire interfaces (- / + / S / EN) Output signal: TTL level Adjustment: adjust multi-turn resistance Effective angle: 35 ° **Please be advised that the majority of our customers have left negative reviews for this product. We recommend that you do not make a purchase unless you are absolutely certain that you can...

Reference: RBD-0693

Infrared Line Track Tracker Follower Sensor

8 reviews

Operating Voltage: 3-5.5V Supply Current: ≥ 20mA Optimal Sensing Distance: 3mm Working voltage of 5V, the output of the black line low, white line of high output Uses Infrared Light to Detect Anti-Interference Ability Sensors to adopt TCRT5000 High Sensitivity, Stable Performance Exquisite workmanship, with the indicator Has a fixed bolt hole for easy...

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-0685

Infrared Obstacle Avoidance IR Sensor Module

95 reviews

Detection distance: 2 ~ 30cm Detection angle: 35 ° Comparator chip: LM393 3mm screw holes for easy mounting

Reference: RBD-1719

Envitec OOM202 Medical Ventilator Oxygen Sensor

Envitec Honeywell OOM202 Medical Ventilator Oxygen Sensor Made in GermanyManufacture Date: 2023 December

Reference: RBD-0132

TCRT5000L Reflective Optical Sensor

21 reviews

The TCRT5000 and TCRT5000L are reflective sensors which include an infrared emitter and phototransistor in a leaded package which blocks visible light. The package includes two mounting clips. TCRT5000L is the long lead version. Model TCRT5000 Color Black + blue Detecting range: 0.591″ (15mm); Detecting method: Reflective; Collector-Emitter: Voltage:...

Reference: RBD-1751

MP-135 MP503 Air Quality Sensor Module

1 review

Detection Gas: H2, Alcohol, CO, VOC  Detection Range: 10～500ppmH2 5～500ppm Alcohol 10～500ppm CO Air Quality Sensor Module

Reference: RBD-1207

Line Following Sensor 5 Array

16 reviews

High-Quality Tracker Sensor The module is a convenient carrier for eight IR emitter and receiver pairs evenly paced. Distance between each IR Sensor: 15mm Uses 5 sensors for best resolution Great useful in building fast line following and grid navigating robots Comes with easy to use digital outputs with a direct connection to microcontrollers The array...

Reference: RBD-1934

MQ-136 Hydrogen Sulfide Gas Sensor

1 review

Dual signal output (analog output and TTL level output) The TTL output effective signal is low. Analog output 0 ~ 5V voltage, the higher the concentration the higher the voltage. Good sensitivity to hydrogen sulfide, liquefied gas, natural gas, city gas, and smoke. with long service life and reliable stability fast response recovery characteristics

Reference: RBD-0659

Digital Line Following Sensor - 8 Array

7 reviews

Operating voltage: 4.5V to 5.0 V Supply current: 150 mA Output format: 8 Digital voltages. Optimal sensing distance: 3 mm. Maximum recommended sensing distance: 6 mm Uses 8 sensors for best resolution Comes with easy to use digital outputs that can be connected directly to microcontrollers Sample Programming Code is available. RoboticsBD

Reference: RBD-1966

Smart Gas Leak Detector Tuya Wifi Smart Natural Gas Alarm Sensor with LCD Display

1 review

Tuya Smart Wifi Wireless Natural Gas Leak Detector Gas Sensor Household Combustible LPG Gas Leak Alarm Detector With LCD Display

Reference: RBD-0430

Line Follower Sensor- 8 Array

11 reviews

Operating voltage: 4.5V to 5.0 V Output format: 8 Analog and Digital voltages. Optimal sensing distance: 0.125″ (3 mm). RoboticsBD

Reference: RBD-2075

MQ-2 Gas Sensor Module

1 review

MQ-2 Smoke Gas Detector Sensor  ME084 Module for Arduino Operating Voltage:+5V Preheat Duration:20 s

Reference: RBD-2210

Photoelectric Switch DC6-36V E3F-DS30C4 NPN NO Proximity Sensor Switch 10-30cm

1 review

Photoelectric switch sensor DC 10-30V power supply Working current: 200mA Induction distance: 5-30cm Response time: 1ms Output form: DC three-wire normally open NPN NO Detection object: Transparent / opaque object

Reference: RBD-2325

Brand: DFRobot

Gravity Analog Dissolved Oxygen Sensor / Meter Kit for Arduino

This is a dissolved oxygen sensor kit. A dissolved oxygen meter is used to measure the dissolved oxygen in water, to reflect the water quality. It is widely applied in many water quality applications, such as aquaculture, environment monitoring, natural science, etc.  There’s an old saying regarding keeping fish, “Good fish deserves good water”. Good...

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-2497

DFRobot Fermion MEMS Carbon Monoxide CO Gas Detection Sensor (Breakout, 5-5000ppm)

Compact size, measuring only 13*13*2.5mm Low power consumption High sensitivity and rapid response recovery Advanced MEMS technology Gas detected: CO Sensitivity: R0(in air) / Rs(in 150ppm CO) ≥ 3 Lifespan: ≥5 years (in air)

Reference: RBD-2330

AS7343 Visible Spectrum Infrared Color Spectrometer Sensor

The AS7343 is a 14-channel highly versatile, multi-purpose spectral sensor enabling new consumer, commercial, industrial and laboratory applications. It is optimized for reflective, transmissive and emissive measurements including color matching, fluid or reagent analysis or general spectral reconstruction. The spectral response is defined by individual...

Reference: RBD-2508

ENS160 AHT21 Carbon Dioxide CO2 eCO2 TVOC Air Quality Temperature & Humidity Sensor

The ENS160 is a digital multi-gas sensor specifically designed for indoor air quality testing that optimizes the detection of a wide variety of gases and volatile organic compounds (VOCS), including toluene, hydrogen, ethanol, N02 and ozone. The air quality sensor is used in home and building automation, consumer products, electrical and air purification

Reference: RBD-2332

5mm Infrared Emitter and Detector

2 reviews

Infrared Photodiode Transmitter 5mm Infrared Photodiode Receiver 5mm

Reference: RBD-2667

MG811 (Co2) Carbon Dioxide Gas Sensor

MG811 (CO2) Carbon Dioxide Gas Sensor Metal Oxide Sensor Highly sensitive to CO2 Less sensitive to alcohol and CO Analog and digital output options Compatible with Arduino & Raspberry Pi Wide detecting scope

Reference: RBD-2341

GY-31 TCS3200 Color Sensor Module

Operating Voltage: 2.7V ~ 5.5V Power Down Feature Stable Temperature Coefficient Can be directly interfaced with a Microcontroller Compatible with Arduino as well as Raspberry Pi.

Reference: RBD-2729

SGP41 Air Quality Digital TVOC Detection Sensor

The SGP41 from Sensirion is an innovative VOC and NOx sensor engineered to serve as a digital smart switch and regulation unit in air treatment systems like air purifiers. Utilizing Sensirion's advanced Gas Index Algorithm, the sensor accurately processes two distinct signals, enabling automatic triggering of air treatment devices for the removal of...

Reference: RBD-2347

TSL2591 High Dynamic Range Digital Light Sensor

TSL2591 Digital Light Sensor Breakout Module High Dynamic Range Lux IR Infrared Full Spectrum Diodes Detect 3.3V for Arduino

Reference: RBD-2730

SGP40 Air Quality Digital TVOC Detection Sensor

The SGP40 is a digital gas sensor designed for easy integration into air purifiers or demand-controlled ventilation systems. Sensirion’s CMOSens® technology offers a complete, easy-to-use sensor system on a single chip featuring a digital I2C interface and a temperature-controlled micro hotplate, providing a humiditycompensated VOC based indoor air...

Reference: RBD-2348

TCS34725 Color Sensor RGB Module

Operating Voltage: 3.3V Supply Voltage: 3.3V The TCS3472 device provides digital return values for red, green, blue (RGB) and bright light sensing Color management is more accurate. The high sensitivity. Wide dynamic range. IR shading filters make the TCS3472 ideal.