Reference: RBD-2099

Touch Sensor Switch Module

Main chip: LM393 Working voltage: for DC 5V Single-channel signal output Low-level output signal used for human body touch sensor alarm Adjustable sensitivity Pin Connector to board: 4 Pins

Reference: RBD-1049

Snow Rain Drops Steam Detection Sensor Module

Operating voltage: 5V Provide both digital and analog output Adjustable sensitivity Output LED indicator Compatible with Arduino TTL Compatible Bolt holes for easy installation

Reference: RBD-1644

TOF10120 Laser Range Sensor Module Distance Sensor

1 review

940nm laser classified as class 1 under operation condition by IEC 60825-1:2014-3rd edition Small ceramic package(20×13.2×2.0mm) Long range absolute range measurement up to 1.8m within 5% accuracy at indoor

Reference: RBD-1932

DC Motor Mobile Phone Vibrator Vibration Motor Alarm Module – Black

1 review

Rated voltage: 5 VDC. Port: Digital quantity. Fixed hole:3mm. Pitch:15mm. Drive: MOS tube high-level trigger, low-level cutoff. Compatible with UNO R3/ Mega2560.

Reference: RBD-2303

MAX30102 Heart Rate and Pulse Oximeter Sensor Module

4 reviews

LED peak wavelength: 660nm/880nm LED power supply voltage: 3.3~5V Detection signal type: light reflection signal (PPG) Output signal interface: I2C interface

Reference: RBD-1066

Mini Metal Detector Module

6 reviews

Operating voltage: 5V DC. Detector distance: 1CM. Adjust the potentiometer, let the modules work normally. Small and easy to use module. It comes with a Buzzer for metal detection indication.The Mini Metal Detector Module arrives disassembled, requiring assembly using a soldering iron and soldering accessories. Moderate knowledge of soldering and...

Reference: RBD-1645

GP2Y0E03 4-50CM Distance Sensor Module Infrared Ranging Sensor Module

Voltage operation: 2.7V-5V Measuring distance: 4 to 50 cm Output: Digital (I/C) / Analog Output Sensor: Infrared LED and CMOS image sensor

Reference: RBD-2078

Vibration Switch Module

No direction, any angle can trigger the work. Sensitivity switches can be selected for the trigger sensitivity according to circuit requirements. This switch is suitable for the trigger of the small current circuit. Component Type: SW-18015P Maximum voltage: 12V Rated Heating Current: 20mA

Reference: RBD-2451

Pulse Sensor 3.3-5V Heartbeat Heart Rate Monitor Sensor

Pulse Sensor 3.3-5V Heartbeat Heart Rate Monitor Sensor Easy to use finger-tip heart rate detector module with built-in noise filter and signal amplification.

Reference: RBD-1168

Digital TDS Meter Monitor TEMP PPM Tester

1 review

Item Name: TDS meter Meter Material: Plastic Display: LCD Digital Accuracy: +/- 2% Range: 0-9990 ppm

Reference: RBD-2088

Tilt Switch Sensor Module For Arduino

1 review

Operating Voltage: 5v DC. This module is Small and Simple to use. Digital switch output (0 & 1) High sensitivity Completes the circuit when the module is tilted LED lights up when tilt switch is activated

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-2543

LPB40B IP65 DToF Single-Point Ranging LiDAR Sensor (0.05-40m, UART)

The LPB40B Single-Point Ranging LiDAR based on the DToF principle. The DToF technology enables the laser radar to work stably under strong outdoor lighting, further improving the stability and accuracy of distance measurement. It is capable of withstanding up to 100klux of ambient light, with a range of up to 40m indoors and outdoors. The overall accuracy...

Reference: RBD-1405

Turbidity Sensor Suspended Turbidity Value Detection Module Kit

3 reviews

Working voltage: 5.00V DC Working current: 40mA (MAX) Response time: <500ms Insulation resistance: 100MΩ (Min) Analogue output: 0~4.5V; Digital output: high/low-level signal (the corresponding threshold can be selected by adjusting the potentiometer) Operating temperature: -20℃~90℃

Reference: RBD-2089

Mercury Medallion Module

Consists of a mercury switch 680Ω resistor LED that will light up when tilt is detected. 

Reference: RBD-2933

Brand: DFRobot

RPLiDAR C1 - DTOF LiDAR 360° Laser Range Scanner (12m, IP54)

The RPLIDAR C1 is a new generation fusion-type DTOF (Direct Time of Flight) laser scanner from SLAMTEC. This advanced LIDAR system excels in high-definition detection of small and nearby objects, offering superior anti-interference and anti-adhesion capabilities. With a measurement radius of 12 meters, a sampling frequency of 5000 times per second, and...

Reference: RBD-1671

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

2 reviews

ESP32 Bluetooth Wi-Fi development board, support NodeMCU / Arduino DHT11 temperature and humidity sensor CP2104 communication chip USB TO TTL Micro USB port Soil probe (long) soil temperature and humidity detection module 18650 Lithium Battery Holder Powered (Battery is not included)

Reference: RBD-2090

Magic Cup Tilt Switch Module

Operates on 5V DC supply. Mercury switch

Reference: RBD-2206

Analog Piezoelectric Ceramic Vibration Module

Analog piezoelectric ceramic vibration module Measures the extent of vibration Proportional to the strength of shock or vibration Interface type: Analog Output Dimensions: 30 (L) x 23 (W) x 17 (H) Weight: 5g

Reference: RBD-1717

TDS Meter V1.0 Module Water Quality Sensor for Arduino

4 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-2229

Piezoelectric Vibration Sensor Module with Analog & Digital Output

Highly sensitive and reliable Piezoelectric Vibration Sensor Module Detects vibration and measures acceleration Analog and digital outputs Suitable for industrial control systems, robotics, automotive, and consumer electronics

Reference: RBD-1719

Envitec OOM202 Medical Ventilator Oxygen Sensor

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

Reference: RBD-2235

27mm Piezo Ceramic Elements Sound Sensor

1 review

Sound pressure level: 85DB 10cm The input voltage: 30vp-p max Operating Temperature: -20~70 Clear sound Ultra-thin and lightweight Low power consumption for voltage type

Reference: RBD-1833

Soil NPK Sensor Agricultural

NEW TYPE AVAILABLE CLICK HERE Measurement range: 0-199 mg/KG Measurement accuracy: +-2%F.s Resolution: 1mg/KG (mg/L) Response time (T90, s): less than 10 Communication port: RS485 Power supply: 5V-24v DC 

Reference: RBD-2236

20mm Piezo Ceramic Elements Sound Sensor

Plate Diameter: 20mm Element Diameter: 14mm Plate Thickness: .42mm Lead Length: ~50mm Plate Material: Brass Resonant Frequency (kHz): 6.3 +/- .6kHz

Reference: RBD-1931

Soil NPK Sensor Agricultural RS485/Modbus

Easy to Measure High Precision Low measurement cost Resolution up to 1mg/kg (mg/l)

Reference: RBD-2237

15mm Piezo Ceramic Elements Sound Sensor

1 review

Sound pressure level: 85DB 10cm The input voltage: 30vp-p max Clear sound Ultra-thin and lightweight No contacts: therefore, no noise and highly reliable Operating Temperature: -20~70 Storage Temperature: -30-80

Reference: RBD-1935

Water Level Sensor Gold Coating

2 reviews

Water-level sensor indicates the level of water in an overhead tank Gold coated Long life time Simple working procedure

Reference: RBD-2248

TE Connectivity LDT0-028K Piezoelectric Sensor Vibration Silver Ink Electrode No Mass Version

1 review

Model: LDT0-028K Solder tab connection Withstands high impact

Reference: RBD-1969

Brand: DFRobot

pH Sensor Gravity Analog pH Sensor Meter Kit V2

2 reviews

Specifically designed to measure the pH of the solution and reflect the acidity or alkalinity. Improved precision and user experience. Compatible with 5V and 3.3V. Quickly build the pH meter, plug and play, no welding.

Reference: RBD-2249

20mm 2.4Mhz Ultrasonic Mist Maker Fogger Atomizing Transducer

3 reviews

Made From High-Quality Materials. Electronic High-Frequency Oscillations (2.4MHz). Material: Ceramic, Wire Diameter: Atomizer: 2cm/0.79in; Sealing ring: 2.5cm/0.98in

Reference: RBD-2141

Anti-Corrosion Water Level Sensor with Ball Float Switch

Rating contract (Max.): 10 W Switching power supply (Max.): 110VDC Resistance contract (Max.): 100 Ω Appro. Float Ball Size (mm) : 24×17 (LxD) Body Total Length (mm) : 85 Cable Length (cm) : 37 Total Float opening: 70° Switch ON/OFF angle Approx. betn 15° to 20°