Reference: RBD-1022

High Sensitive Microphone Sound Sensor Detection Module

17 reviews

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-0552

A6 Pro Serial GPRS GSM Module Core Development Board

7 reviews

Working frequency: quad-band network, 850 / 900 / 1800 / 1900MHz Working voltage: 4.8-9VDC(On-board voltage regulator circuit supply power for A6 module) Working Current: maximum of 2A. RoboticsBD

Reference: RBD-0622

RCWL-0516 Microwave Radar Sensor Module Human Body Induction Switch Module

6 reviews

Transmission signal processing control chip RCWL-9196 Wide operating voltage range 4.0V to 28.0V Penetrating detection capability, compared with the traditional infrared feeling PIR Adjustable Block time and distance Operating Current: 2.8mA (typical); 3mA (max) Detection Distance: 5-9m Transmitting Power: 20mW (typical); 30mW (max) RoboticsBD

Reference: RBD-0673

MQ-4 Methane Natural Gas Sensor

10 reviews

Detecting range: 300~10000ppm Signal output indicator. Dual Signal output (analog output and TTL output). The TTL output signal is low level, allows us to connect with SCM directly. Analog output 0~5V voltage. Quick response and recovery. RoboticsBD

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-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-2100

Flame Sensor Module Digital & Analog Output

18 reviews

Comparator chip LM393 makes module readings stable. Operating voltage 3.3V-5V. Fast Response Time Sensitivity adjustable Detects a flame or a light source of a wavelength in the range of 760nm-1100 nm. Detection range: up to 100 cm. Adjustable detection range. Detection angle about 60 degrees, it is sensitive to the flame spectrum.

Reference: RBD-0664

ADXL345 Triple Axis Accelerometer Breakout

9 reviews

Supply Voltage: 3.3 V/ 5V. Interface Type: I²C, SPI. Sensing Range: ±2g, ±4g, ±8g, ±16g. Sensitivity X: 28.6 LSB/g. Sensitivity Y: 31.2 LSB/g. Sensitivity Z: 34.5 LSB/g. Ultra Low Power: 40µA in measurement mode, 0.1µA in standby@ 2.5V. Free-Fall Detection. Tap/Double Tap Detection. RoboticsBD

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-0700

GY- BMI160 6DOF Gravity Accelerometer Sensor

2 reviews

Operating Voltage: 3.3V-5.5V Low Power Consumption High Accuracy Small Size

Reference: RBD-3047

Dual IR Flame Sensor Module Dual Digital Output

The Dual IR Flame Sensor Module features two independent sensors with separate digital outputs, making it ideal for precise flame and light source detection. Utilizing dual voltage comparators for analog-to-digital conversion, this module provides accurate and reliable results.

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-0683

Water Level Sensor Depth of Detection Water Sensor for Arduino

13 reviews

Operating voltage: DC3-5V Operating current: less than 20mA Sensor Type: Analog Detection Area: 40mmx16mm Operating temperature: 10℃-30℃ Humidity: 10% -90% non-condensing

Reference: RBD-0982

Digital Barometric Pressure Sensor Module 0-40kPa

4 reviews

Model: HX710B Data Output Rate:10 SPS / 80SPS Max. Operating Current (mA):1.5 IC Package:16 Pin SOP

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-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-3501

Flame Sensor Relay Module

The Flame Sensor Relay Module is a versatile and highly sensitive flame detection system capable of detecting fire or light sources in the 760nm to 1100nm wavelength range. Designed for practical applications, the module features a relay output, enabling it to control high-current electrical equipment directly, such as alarms, fans, or even cutting off...

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-1018

Weighing Load Cell Sensor 5kg

16 reviews

Dimensions: 75 x 13 x 13 mm (L x W x H) Range: 5 kg Cable Length: 18 cm Fitting ScrewHole Size:  M3 Rated output: 1.0 0.1mV / V Nonlinear: 0.05% F.S Hysteresis: 0.0% F.S Repeatability: 0.05% F.S

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