Reference: RBD-0222

35mm Piezo Ceramic Elements Sound Sensor

14 reviews

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-2009

Digital Auto Counter Meter with Hall Effect Proximity Switch Sensor (Battery Powered)

Digital Auto Counter Meter with Hall Effect Proximity Switch Sensor (Battery Powered) No Power Required Digital Counter Meter Battery Attached Hall Effect Proximity Switch Sensor Connect Hall Effect Proximity Switch Sensor 2 wire to counter terminals 1&2. If the sensor detects a magnet it will start to count.

Reference: RBD-0150

5mW Adjustable Laser Dot Diode Module

34 reviews

Output Power: 5mW Working Voltage: 3-3.3V DC Working temperature: -10 ℃~＋40 ℃ Housing material: Copper Working life: more than 2000 hours Spot mode: Dot Facula (continuous output) Laser wavelength: 650nm red-colored. Operating current: <40mA Power lead length: 120mm. 5V could damage the laser

Reference: RBD-2041

360 Degree Rotary Encoder Brick Sensor Module

10 reviews

Model : KY-040. Type : Incremental Encoder. Cycles per revolution (CPR) : 20. Working voltage : 0 – 5V. Material : PCB + Brass. Mounting Nut Thread diameter: 6.6mm Weight : 10 gm.

Reference: RBD-0313

RC522 RFID Card Reader Module Kit Android NFC supported

46 reviews

Low power consumption, Low cost, and Compact size Read and write chip Fully integrated at 13.56MHz

Reference: RBD-2183

Digital Auto Counter Meter with Infrared Proximity Sensor 24V

Digital auto counter meter with infrared proximity sensor 24V power supply Adjustable sensing range from 3 to 80 cm Easy to mount chassis Diffuse reflective type light source DC 3-wire NPN-NO output Sensory distance regulator and output LED indicator

Reference: RBD-2472

Amphenol FCI Clincher Connector 2 Position Male

Note: Please be aware that once the connector is closed it can't be unlocked

Reference: RBD-0241

LM35 Temperature Sensor

31 reviews

Calibrated directly in Degree Celsius (Centigrade) Linear at 10.0 mV/°C scale factor 0.5°C accuracy guarantee-able (at a25°C) Suitable for remote applications Low cost due to wafer-level trimming Operates from 4 to 30 volts Less than 60 mA current drain Low self-heating, 0.08°C in still air Non-linearity only 0.25°C typical  LM35 (working) tested by...

Reference: RBD-2120

HW670 5A Current Sensor

1 review

Onboard precision microcurrent transformer. Onboard sampling resistor. The module can measure AC currents less than 5A, the corresponding analog output 5A/5mA.

Reference: RBD-2307

Stereo Enclosed Speaker 3W 8Ω

1 review

This speaker is a great addition to any audio project where you need 8 ohm impedance and 3W or less of power. We particularly like this speaker as it is small and enclosed for good audio volume and quality. It has a handy JST 2PH input cable to add audio to your displays and other projects (this connector is part of the JST-PH series which is ~2.0mm...

Reference: RBD-2411

360 Potentiometer Knob Rotary Encoder Module

Operating Voltage: 5V Pulse Number for One Circle: 20 Bi-directional Counting with No Limitation

Reference: RBD-0288

GY-801 - Multi Sensor Board

1 review

Three selectable full scales (250/500/2000dps) Factor in all g-ranges, up to 13-bit resolution at ±16 g 12-Bit ADC Coupled with Low Noise ARM Sensors Achieves 5 milli-gauss Resolution in ±8 Gauss Fields Pressure range:300 to1100hPa (+9000m to -500m above sea level) I2C interfaces Power supply: 3-5v

Reference: RBD-1696

Brand: SparkFun Electronics

Camera Module - pcDuino V3 (2MP)

Camera Module - pcDuino V3 (2MP) PLL support Windowing support MIPI interface support 

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-2470

3 Watt 8 Ohm Mini Speaker for Electronics Project with JST-PH2.0 Interface

3 Watt 8 Ohm Mini Speaker for Electronics Project with JST-PH2.0 Interface

Reference: RBD-0311

YF-S201 Hall Effect Water Flow Meter / Sensor

9 reviews

Working Voltage: 5 to 18V DC (min tested working voltage 4.5V). RoboticsBD Max current draw: 15mA @ 5V. Working Flow Rate: 1 to 30 Liters/Minute. Maximum water pressure: 2.0 MPa. Flow rate pulse characteristics: Frequency (Hz) = 7.5 * Flow rate (L/min). RoboticsBD

Reference: RBD-0356

Abs Material 2 Axis Pan Tilt Camera Mount With MG90

1 review

PV Nylon Head Two Axial plastic Two axial platform Anti-vibration lightweight Good design and shape Net weight 20g Color : Black Material: Plastic.

Reference: RBD-1969

Brand: DFRobot

pH Sensor Gravity Analog pH Sensor Meter Kit V2

1 review

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-0312

Arduino TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module GM

1 review

Arduino TTP229 16 Channel Digital Capacitive Switch Touch Sensor Module GM

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-2681

Digital Power Channel Amplifier Board 5V Bluetooth Speaker Audio CA6928

Bluetooth Speaker Audio Amplifier Module (Model: CA-6928) Introducing the CA-6928 digital power channel amplifier board, a compact and versatile solution for enhancing your audio experience. This speaker power amplifier module is designed to amplify sound from Bluetooth-enabled devices with ease. With its sleek and compact design measuring 24*14mm, this...

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-2653

2.8V-5.5V to ±12V DC Conversion Step Up Power Supply Module

2.8V-5.5V to ±12V DC Conversion Step Up Power Supply  Module is straightforward. There is a 2.8 to 5.5 V DC input and the module outputs +12 V and -12 V DC dual power supply voltage with a current rating of a maximum 30 mA. Off course the current output is low but sometimes it suits in many situations where one is looking forward for a small boost...

Reference: RBD-1961

Raspberry Pi Compatible 160° FOV 5MP Fisheye Lens Wide Angle Camera Module

3 reviews

Wide-angle fish-eye lens Manual Adjustable Focus Field of View Angle: 160° Easy to install and Use Useful for real-time Photography and Videos

Reference: RBD-0320

MAX6675 Module + K Type Thermocouple Sensor (Arduino compatiable)

9 reviews

Internal integrated cold junction compensation circuit. RoboticsBD With a simple three serial SPI interface; Temperature signal can be converted into 12-bit digital Embedded thermocouple break detection circuitry. High impedance differential inputs. Operating Voltage(VDC): 3 to 5.5 Temperature Range(°C): 0 to +1024 Cold Junction Compensation Range(°C):...

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-2686

DC 0-100V 100A Voltage and Current Dual LED Display Panel Meter

Operating current: 20mA Operating voltage: DC 4.5 ~ 30V Minimum resolution(V): 0.1V Minimum resolution(A): 0.01A Display color: Red and Blue (two-color display) Measure accuracy: 1% Dual Led 0.28 ” Display for DC0-100V 100A Voltage and Current Test Digital Instrument, Digital Meter Panel Amplifier Red Blue 100A

Reference: RBD-2704

Voltage To Current Module 0-5V to 4-20MA Conversion Sensor Module

Convert voltage signals (0-5V) to industry-standard current signals (4-20mA) for control systems. Isolated design ensures safe operation and minimizes electrical noise interference. Wide operating voltage range (12-24V) for compatibility with various power supplies. Easy to use with clear LED indicators and simple connections.

Reference: RBD-0337

Brand: Waveshare

Liquid Level Sensor for Arduino (WaveShare)

1 review

Detection depth: 48mm Power: 2.0V ~ 5.0V Dimension: 19.0mm * 63.0mm Mounting holes size: 2.0mm

Reference: RBD-2448

Keyes 3 Axis Accelerometer Module KY-143 MMA8452Q 5V

This module serves to breakout the MMA8452Q chipset, a chip capable of providing 3 axis acceleration readings. The chipset features a 3 axis accelerometer (±2-8g) and an internal dropout regulator to allow the use of 5V and 3.3V supplies. When combined with free libraries it is possible to utilize the chipset's processing power to perform data conversions...

Reference: RBD-2493

Gravity Analog Electrical Conductivity Sensor V2 K1

Brand: DFRobot Product: Gravity Lab Grade Analog Electrical Conductivity Sensor Supply Voltage: 3.0~5.0V Output Voltage: 0~3.4V Support Detection Range: 0~20ms/cm