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-0691

IR Infrared Remote Decoder Encoding Transmitter & Receiver Wireless Module

2 reviews

Supply voltage: 5V Communication: Serial communication (TTL level) Operating istance: 6-10 meters 

Reference: RBD-1856

PAM8403 Super Mini Digital Amplifier Board

2 reviews

Dual channel stereo, high output power (3 w + 3 w power @ 5V and 4 ohms load).. Double panel wiring solves crosstalk. Super mini design allows it to be easily placed in a variety of digital products. 3W Output at 10% THD with a 4ΩLoad and 5V Power Supply. Filterless, Low Quiescent Current and Low EMI and Low Noise. Short Circuit Protection and Thermal...

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-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-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-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-0812

High Accuracy I2C MAX30105 Particle Optical Sensor Photodetectors Oximeter Module

1 review

Based on MAX30105 – heart rate, oximeter, smoke sensor Green, red, and infra-red LEDs Interface: I2C (address 0x57) Compatible with 3.3V and 5V logic levels.

Reference: RBD-2097

Small Microphone Sound Sensor Module

4 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-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-0823

Optical Sensitive Resistance Light Detection Photosensitive LDR Sensor Module

30 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-1913

ADXL335 Module 3-axis Analog Output Accelerometer GY-61

5 reviews

Onboard LDO Voltage regulator Can be interfaced with 3V3 or 5V Microcontroller. Tap/Double Tap Detection Free-Fall Detection Analog output Build in ultra low noise linear LDO voltage regulator Built-in onboard filters, which reduce noise from the motor and other high current electronics Power LED

Reference: RBD-2098

Big Microphone Sound Sensor Module

4 reviews

Big Microphone Sound Sensor Module  Sound Detection Sensor Module High Sensitive Voice Sensor

Reference: RBD-0222

35mm Piezo Ceramic Elements Sound Sensor

15 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-1062

AMG8833 IR Infrared 8*8 Thermal Imager Array Temperature Sensor

Temperature detection of the two-dimensional area: 8 × 8 (64 pixels). Digital output (capability of temperature value output). Compact SMD package (adaptively to reflow mounting). RoHS compliant.

Reference: RBD-2149

50kg Half-bridge Experiments Body Scale Load Cell Sensor

1 review

Capacity (Kg): 50. Output Sensitivity (mv/v): 1.0±0.1. Nonlinearity (%FS): 0.03. Repeatability (%FS): 0.03. Input Resistance (Ω): 1000. Insulation Resistance (MΩ): ≥5000.

Reference: RBD-1188

IR Infrared Transmitter - White (5mm)

17 reviews

5 mm Clear Transparent Round Small Lens (Emitting Angle: 30 degrees) Forward Voltage / Direct Current : DC 1.5 Volt 20 mA (Low Voltage Energy Saving) Infrared Ray 850nm (Luminous Invisible Light) for Night Vision CCTV Security Camera Polarity (1.5 V) : Anode (Longer Part) | Cathode (Shorter Part)

Reference: RBD-2172

Force Sensitive Resistor Square 40mm

Easily customizable to a wide range of sizes Cost-effective Ultra-thin; 0.45 mm Robust; up to 10 million actuations Simple and easy to Integrate. RoboticsBD Force Sensitive Resistor Square High Quality

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-1189

IR Receiver Diode (5mm)

19 reviews

Wavelength: 850nm Emission Distance: 7 Meters / 23Ft Voltage: DC 1.2-1.3V Polarity: Anode (Longer Part) | Cathode (Shorter Part)

Reference: RBD-2214

EMG Muscle Sensor With Cable And Electrodes Controller Detects Muscle Activity

2 reviews

EMG muscle sensor V3.0 with cable and electrodes Measures the electrical activity of muscles High signal quality for accurate and reliable measurement Adjustable gain and filtering for signal conditioning Compatible with various types of microcontrollers and data acquisition systems Comes with reusable electrodes and a 3.5mm jack cable for easy connection

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-1191

IR Receiver Shielded

10 reviews

Internal filter for PCM frequency. Inner shield, good anti-interference ability. High immunity against ambient light. Improved shielding against electric field disturbance 3.0V or 5.0V supply voltage; low power consumption. TTL and CMOS compatibility. Suitable transmission code:NEC code,RC5 code. Universal receiver. 38 KHz. Infrared remote control receiver.

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-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-1193

3mm Infrared Emitter and Detector

9 reviews

Infrared Photodiode Transmitter 3mm Infrared Photodiode Receiver 3mm

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-2851

Force Sensing Resistor Flexible Thin Pressure Sensor MD30-60 150g-20kg 30mm

Shape: Circular. Sensing Area diameter (mm): 30 Min Force: 150 gm. Max Force: 20Kg. Length (mm): 42. Weight (gm): 2.

Reference: RBD-1194

Reflective Photo Sensor (RPR-220)

6 reviews

Product Name : Optical Sensor Switch Model : RPR220 Color : Black Net Weigh : 3g Material : Plastic, Metal Detection Distance：1-13mm Working Voltage:DC 30V(Max) Output Type:Photo Transistor

Reference: RBD-2318

Sound Output Module Speaker Module Microphone Sensor Module Sound Sensor for Arduino

The Speaker module is composed of a power amplifier and a loudspeaker. Sound size can be adjusted by the potentiometer on the circuit board. Enter different frequencies, the speakers produce different tones. Can be carried out by for Arduino encoding and DIY their music box!Product data interfaceusing anti plug,the two sides of the interface are...

Reference: RBD-2852

Force Sensing Resistor Flexible Thin Pressure Sensor RP-C18.3-LT 20g-6kg 18.3mm

Shape: Circular. Sensing Area diameter (mm): 18.3 Min Force: 20 gm. Max Force: 6Kg. Length (mm): 60. Weight (gm): 2.

Reference: RBD-1195

TSOP1736 IR Infrared Receiver

3 reviews

Temperature Coefficient Type: NTC Thermal Time Constant: 10s Resistance  10kΩ Tolerance: ±1%