Reference: RBD-1738

Active Speaker Buzzer Module for Arduino 5V

21 reviews

Operating Voltage : 1.5 ~ 15V DC Working Current: Less than 25mA Tone Generation Range : 1.5 ~ 2.5kHz Dimensions (LxWxH):  26 x 15 x 11 mm

Reference: RBD-0312

Arduino TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module GM

3 reviews

Arduino TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module GM

Reference: RBD-0321

PT100 Platinum Resister Temperature Sensor Waterproof Probe -20℃ ~ 450℃

New PT-100 Temperature Sensor AvailableClick Here PT100 Platinum Resister Temperature Sensor Waterproof Probe -20℃ ~ 450℃

Reference: RBD-0674

MQ-5 Smoke Gas Detector Sensor

7 reviews

Model: MQ-5 Operating Voltage: 5V DC Operating Temparature:-20~40 degree celcius

Reference: RBD-0823

Optical Sensitive Resistance Light Detection Photosensitive LDR Sensor Module

39 reviews

LDR module 4 PIN Operating voltage 3.3V-5V Signal output indicator light. LDR module 4 PIN Able to detect ambient brightness and light intensity Adjustable sensitivity (via blue digital potentiometer adjustment)

Reference: RBD-0414

Waterproof DS18B20 Digital Thermal Probe or Sensor

18 reviews

A probe by new original installation import DS18B20 temperature sensor chip. RoboticsBD Chip each pin use heat shrinkable tube to prevent short circuit, internal sealing glue, waterproof, moistureproof. Stainless steel tube encapsulation waterproof moistureproof prevent rust. Stainless steel shell (6 * 45 mm), lead length 100 cm (shielding wire) use...

Reference: RBD-0675

MQ-6 LPG Gas Sensor

10 reviews

Model: MQ-6 Operating Voltage: 5V DC Detecting Range:200-10000 ppm Relative Humidity:<95% RH

Reference: RBD-1207

Line Following Sensor 5 Array

20 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-1677

52mm PP Liquid Water Level Sensor Horizontal Float Switch Down

Contact Rating: 10 W. Switching Voltage: 220 V. Switching Current: 0.5 A. Breakdown Voltage: 220 VDC. Carry Current: 1 A. Contact Resistance: 100 mΩ.

Reference: RBD-1773

VHM-314 V3.0 Bluetooth Audio Receiver Board

3 reviews

Supply Voltage: 5V USB / 3.7V lithium battery Output Port: 3-wire audio interface/DIY pad Output Type: Analog signal Bluetooth name: VHM-314-V3.0 Bluetooth version: 5.0 Bluetooth passcode: no password Sound source: Bluetooth. USB-PC input(after the back pad is connected, the computer can be connected as a sound card though Micro) Operation method:...

Reference: RBD-0424

Si7021 Industrial High Precision Humidity Sensor I2C Interface for Arduino

1 review

SI7021 SHT21 HTV21 Wide operating voltage (1.9 to 3.6 V) – 3.3 V Recommended Precision Relative Humidity Sensor ± 3% RH (max), 0–80% RH High Accuracy Temperature Sensor ±0.4 °C (max), –10 to 85 °C Interchangeable - No recalibration required. RoboticsBD I2C Interface

Reference: RBD-0676

MQ-7 Carbon Monoxide Gas Sensor

6 reviews

Operating voltage: DC 5 V. The analog output voltage, the higher the concentration the higher the voltage. The carbon monoxide detection with better sensitivity. With a long service life and reliable stability. Rapid response and recovery characteristics. Range: 10 to 1000 ppm. RoboticsBD

Reference: RBD-1740

Vibration Sensor Module Vibration Switch Alarm Module for Arduino

5 reviews

Operating voltage: 3.3 to 5VDC Ball Rolling type of tilt sensor. This small module is easy to use. A fixed bolt hole for easy installation Wide voltage LM393 comparator

Reference: RBD-1970

Brand: DFRobot

Gravity: Speech Synthesis Module V2.0 (Support English and Chinese)

Version 2.0 More natural pronunciation Fewer pronunciation errors for polyphone characters No option of speakers

Reference: RBD-1974

Brand: DFRobot

Gravity Huskylens AI Camera Vision Sensor with Silicone Case

2 reviews

One-click learn Machine Learning Enabled Onboard Screen Extreme Performance

Reference: RBD-0677

MQ-8 Hydrogen Gas Sensor

5 reviews

Using high-quality dual-panel design, with power indicator and TTL signal output instructions. The switching signal having a DO (TTL) output and analog output AO. TTL output valid signal is low. The higher the voltage, the concentration of the analog output voltage is higher. A hydrogen gas detection with good sensitivity. Has a long life and reliable...

Reference: RBD-1854

Resistive Film Pressure Sensor Module Pin Header Analog Signal 200mm

This module is compatible with various microcontroller control boards, such as arduino series microcontrollers. The module contains 2 kinds of interfaces. The module comes with a 20cm wire, which is long enough for your use. It has a short response time and quick response.

Reference: RBD-2097

Small Microphone Sound Sensor Module

5 reviews

5V Dc Power Supply Power indicator light The comparator output is light High Sensitivity Sound Microphone Sensor Detection Module Electric condenser microphone

Reference: RBD-2125

QRE1113 Reflective Optical Sensor

1 review

Phototransistor output  No contact surface sensing  Miniature package

Reference: RBD-0132

TCRT5000L Reflective Optical Sensor

30 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:...