Si7021 Industrial High Precision Humidity Sensor I2C Interface for Arduino

Reference: RBD-1192

Hall Effect Sensor 6851/A3144

Digital Output Hall-effect sensor. Operating voltage: typically 5V. Output Current: 25mA. It can be used to detect both the poles of a magnet.

Reference: RBD-0431

Formaldehyde/ Formalin Detection Sensor CJMCU-1100 MS1100

Working temperature : -10℃ ~ 50℃ Working humidity : below saturation point Storage temperature : -20℃ ~ 80℃

Reference: RBD-0163

HSM-20G analog temperature & humidity sensor

Product Type: Humidity Module Sensor Working voltage range DC 5.0±0.2V    Output voltage range (corresponding to 0-100%RH) DC 1-3.19V    Test accuracy 5% RH

Reference: RBD-0222

Piezo Element 35MM

Sound pressure level: 85DB 10cm The input voltage: 30vp-p max Ultra-thin and lightweight Low power consumption for voltage type Operating Temperature: -20~70 Storage Temperature: -30-80 Clear sound

Reference: RBD-1205

Slamtec RPLIDAR A1 2D 360 Degree 12 Meters LIDAR Sensor

Distance Range (Radius): 0.15m to 6m, white objects (Diameter Range – 12m) Angular Range: 0 ~ 360º Distance Resolution: < 0.5mm Angular Resolution: <= 1 º Sample Duration: 0.5 ms Sample Frequency: >=8000 Hz Scan Rate: 1 ~ 10Hz, Typical 5.5Hz

Reference: RBD-0690

ISD1820 Voice Recording Module With Mic and Loudspeaker

The main chip: ISD1820. Operating Voltage: DC 3V-5V. Loudspeaker: 8Ω, 0.5W. An easy to use 10 seconds of voice recording. High-quality, natural voice restored. Can be used as a propaganda module. With looping, jog playback, single-pass play function.

Reference: RBD-0291

Sound Sensor Module for Arduino

Main chip: LM393, Electret condenser microphone Working voltage: DC 3.3-5V Induction distance is 0.5M Signal output Indication Single channel signal output The output effective signal is low level.

Reference: RBD-1348

Automatic Infrared PIR Motion Sensor Switch 12V

Easy to install. Automatic, convenient, safe and practical. It has the function of power and detection indication. The motion sensor can identify day and night automatically.

Reference: RBD-0492

Omron Proximity Sensor Switch E2E-X5MF2-Z

Proximity-sensing / Diffuse Type Voltage: DC 6-36V Current: 300mA Sensory Distance: 5mm

Reference: RBD-0041

Smart Speed Detecting Sensor for Arduino

Bases at CSR BC04 Bluetooth technology. with build-in 2.4GHz PCB antenna It’s at the Bluetooth class 2 power level. Range test: 10 meters Operating voltage: 3.3V to 6V DC Operating current in pairing is in the range of 30~40mA.

Reference: RBD-0689

LM75A IIC I2C High Accuracy Digital Temperature Sensor

Operating Voltage: 2.8 V to 5.5 V Accuracy: ± 1.5°C Zero power resistance: 100 KΩ Operating temperature range: -55 ~ +125 ℃

Reference: RBD-0319

K Type Thermocouple Sensor Probe for Temperature Controller

Type K Type.  Mounting thread: M6  Temperature Range:0-600°C.  Thread Diameter:6mm / 0.23".

Reference: 1738

Active Speaker Buzzer Module for Arduino 5V

Active Speaker Buzzer Module for Arduino 5V

Reference: 1740

Vibration Sensor Module Vibration Switch Alarm Module for Arduino

The comparator output, signal clean, good waveform, driving ability is strong, for more than 15 ma The working voltage of 3.3 V to 5 V Output form: digital switch output (0 and 1) Equipped with a fixed bolt hole, convenient installation Small board PCB size: 3.2 cm x 1.4 cm Use the LM393 wide voltage comparator Module connection details: The VCC:...

Reference: RBD-1207

Line Following Sensor 5 Array

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-1174

Current Sensor ACS712-5A

Low-noise analog signal path. Device bandwidth is set via the new FILTER pin. 5 µs output rise time in response to step input current. Small footprint, low-profile SOIC8 package. 2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.

Reference: RBD-0685

IR Infrared Obstacle Avoidance Sensor Module

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

Reference: RBD-1699

Brand: SparkFun Electronics

REDBOT SENSOR - MECHANICAL BUMPER

These simple switches are the Mechanical Bumper sensor for the SparkFun RedBot, giving you the ability to detect a collision before it really happens. This sensor works by acting as a SPST switch. When the "whisker" bumps into a foreign object it will make contact with a nut next to it, closing the connection and, by default, turning off the motor. By...

Reference: RBD-0423

5 Way Flame/Fire Sensor

Detecting range: >120 degree Analog and digital outputs On-board potentiometer and indicators 1% resistors to make this module more reliable and precise Operating Voltage: 3.3V – 9V Board Diameter: 40 mm.

Reference: RBD-1111

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

Technical parameters diameter:Φ10±0.5mm Total length: 90±2mm Starting voltage: < 350V Recommended operating voltage: 380V Minimum plateau length: 80V Maximum plateau slope: 10%/80V Extreme operating voltage: 550V The maximum count rate: 25 times / min Life: > 1 x 10^9 pulse Medium temperature: -40 ~ 55 ℃ Size:108x63x20mm

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°

Reference: RBD-1751

MP-135 MP503 Air Quality Sensor Module

Feature: This product has good sensitivity to methane in a wide concentration range, with strong anti-interference ability, low power consumption, fast responses recovery, good stablility, long life, low cost, simple drive circuit and other advantages. Scope of application: Combustible gas leak monitoring device, fire/safety detection system for home,...

Reference: 1722

NEO-M8N GPS Module with Ceramic Active Antenna

The APM2.5 NEO-M8N GPS Module GYGPSV1-8M is optimized for cost-sensitive applications, while NEO-M8N/M8Q provides the best performance and easier RF integration. The NEO-M8N offers high performance also at low power consumption levels. The futureproof NEO-M8N includes an internal Flash that allows future firmware updates. This makes NEO-M8N perfectly...

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") Distance measuring range: 20 cm to 150 cm (8″ to 60″) Output type: Analog voltage Output voltage differential over distance range: 2.05 V (typical) Update period: 38 ± 10 ms

Reference: RBD-0915

UART EM4100 RFID Card Reader RDM6300

Maximum effective distance up to 150mm Less than 100ms decoding time Support external antenna Uart interface Support EM4100 compatible read-only or read/write tags Small outline design

Reference: RBD-1210

OPT101P PHOTODIODE/AMPLIFIER

Single Supply:2.7-36V High Responsivity:0.45A/W(650nm) Bandwidth:14Khz

Reference: RBD-0152

SW-420 NC Type Vibration Sensor Module Arduino

Using SW-420 normally closed type vibration sensor Comparator output, clean signal, good waveform, strong driving ability, >15mA Operating voltage 3.3V ~ 5V Output format: digital switching output (0 and 1) Using a wide voltage LM393 comparator With bolt holes for easy installation

Reference: RBD-1675

PZEM-004T V3.0 AC Digital Multifunction Meter Watt Power Volt Amp With Coil 100A

PZEM-004T V3.0 AC Digital Multifunction Meter Watt Power Volt Amp TTL Current Test Module With Coil 100A 22000W 80-260V AC

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-1347

TTP223 Capacitive Touch switch Digital Touch Sensor Module For Arduino

TTP223 Capacitive Touch switch Digital Touch Sensor Module for Arduino UNO DUE MEGA TTP223 capacitive touch single IC. Onboard level indicator. Working voltage: 2.0V to 5.5V.