Reference: RBD-0022

Ultrasonic Sonar Sensor HC-SR04

243 reviews

This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an ultrasonic transmitter, a receiver and a control circuit. There are only four pins that you need to worry about on the HC-SR04: VCC (Power),...

Reference: RBD-0145

YL-69 Soil Hygrometer Humidity & Soil Moisture Detection Sensor

58 reviews

Dual output mode, analog output more accurate A fixed bolt hole for easy installation With power indicator (red) and digital switching output indicator (green) Having LM393 comparator chip, stable. Operating Voltage: 3.3V~5V

Reference: RBD-0152

SW-420 NC Type Vibration Sensor Module

14 reviews

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-0163

HSM-20G Analog Temperature & Humidity Sensor

4 reviews

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-0169

Flex Sensor 2.2" Original

7 reviews

Flex length: 5.6 cm. Total Length: 2.2″ (7 cm). Life Cycle : >1 million. Height : 0.43mm (0.017″), Resistance Variation: 30K-70K Ohms ±30%. Power Rating: 0.5 Watts.

Reference: RBD-0315

US-015 Ultrasonic Module Distance Measuring Transducer Sensor

11 reviews

Working voltage: DC 5 V Static current: 3 mA Working temperature: 0 ~ + 70° Output way: GPIO Induction Angle: Less than 15° Detection range:2 cm to 400 cm Detecting precision: 0.3 cm + 1% Sensor size: Approx. 45 x 20 x 1.6mm Hole diameter: Approx. 1mm. RoboticsBD

Reference: RBD-0368

Force Sensitive Resistor 0.5"

2 reviews

Thickness: 0.4mm Trigger Force: 20g, triggered (default resistance<200kΩ)  Pressure Measuring Range: 20g~6kg Static Pressure & Dynamic Pressure Measurement (within the frequency of 10Hz) Initial Resistance: >10MΩ Activation Time: <0.01S Operating Temperature: -40°C~+85°C  Lifespan: >1million times Hysteresis: +10%，(RF+ -RF-)/FR+，1000g...

Reference: RBD-0429

BH1750FVI Digital Light intensity Sensor

7 reviews

High precision determination accurate to 1 Lu for different lights Operating Voltage: 3-5VDC Built-in 16bit A/D converter I2C interface

Reference: RBD-0493

RTD PT-100 Temperature Sensor 100mm Probe 0‑400℃

4 reviews

Temperature Range : 0C-400C Shield Material : Metal Total Length(Approx.) : 2M / 6.6 Ft; Weight : 46g;

Reference: RBD-0688

RF Transmitter Receiver Pair 433 MHz

16 reviews

Wide input supply (2.5 V to 12V) Easy to integrate (V+, GND, and Data) The device in deep sleep mode when Data pin is grounded Very small dimension.

Reference: RBD-1753

INMP441 Omnidirectional Microphone Module

2 reviews

Digital I2S interface with high precision 24-bit dataHigh signal to noise ratio is 61 dBAHigh sensitivity – 26 dBFSStable frequency response from 60 Hz to 15 kHzLow power consumption: low current consumption 1.4 mAHigh PSR: -75 dBFS

Reference: RBD-1969

Brand: DFRobot

pH Sensor Gravity Analog pH Sensor Meter Kit V2

2 reviews

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.Purchase a  Spare Electrode 

Reference: RBD-1972

Brand: DFRobot

Gravity: Analog AC Current Sensor (20A)

Brand Gravity Analog AC Current Sensor 20A AC Current Signal Conversion Module Open Type AC Transformer Probe Included Non-contact Measurement

Reference: RBD-2141

Anti-Corrosion Water Level Sensor with Ball Float Switch

Rating contract (Max.): 10 W Switching power supply (Max.): 110VDC Resistance contract (Max.): 100 Ω Appro. Float Ball Size (mm) : 24×17 (LxD) Body Total Length (mm) : 85 Cable Length (cm) : 37 Total Float opening: 70° Switch ON/OFF angle Approx. betn 15° to 20°

Reference: RBD-0023

HC-SR501 PIR Motion Sensor

106 reviews

Wide Working Voltage Range: DC 4.5V- 20V Current Drain: <60uA Detection Angle: <140° Detection Distance: 3 to 7m (can be adjusted) Blockade time: 2.5s (Default)  Work temperature: -20-+80°C

Reference: RBD-0428

CJMCU APDS-9930 Proximity And Gesture Sensor

Operational Voltage: 3.3V. Ambient Light & RGB Color Sensing. Proximity Sensing. Gesture Detection. Operating Range: 4-8in (10-20cm). I2C Interface (I2C Address: 0x39). RoboticsBD

Reference: RBD-0562

DC 3v-6v to 400kV 400000V Boost Step-up Power Module High-voltage Generator

3 reviews

Input Voltage: DC3.6V-6V Input Current: 2A-5A Output Voltage: DC 400KV (Please pay attention to safety when used) Input Line Length: about 100mm (red is positive) Output Line Length: about 160mm

Reference: RBD-1237

UNI-T Wind Speed Meter UT363BT

Ergonomic exterior, comfortable handling Millimeter accuracy  Large, multiple angle HD display Quick, auto calculation with real-time readout Multiple functions: measure wind speeds up to 30m/s, data storage, and more Auto power off after 3 minutes without operation  

Reference: RBD-1376

MPXV7002DP Pressure Sensor Module

1 review

SensorModule : MPXV7002DP Measurement Range: 1psi, 100m/s (223mph/360kmh). Resolution: 0.84Pa. Data: Delivered at 14 bits from a 24 bit delta-sigma ADC. Low pass filtered Temperature compensated 10° to 60°C

Reference: RBD-0149

Flame Sensor Fire Detection Module

51 reviews

Output Channel: 1 Power Supply: 3.3/5V Built in a potentiometer for sensitivity control. Onboard signal output indication, output effective signal is high, at the same time the indicator light up, the output signal can directly connect to microcontroller IO. Detection angle about 60 degrees, the flame spectrum especially sensitive. The flame of the most...

Reference: RBD-0552

A6 Pro Serial GPRS GSM Module Core Development Board

9 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-0982

Digital Barometric Pressure Sensor Module 0-40kPa

3 reviews

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

Reference: RBD-0041

Smart Speed Detecting Sensor for Arduino

4 reviews

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-0420

Vibration Motor

Voltage Range: DC 2.5-4V. Motor Diameter: 10 mm. RoboticsBD Motor Thickness: 3.4 mm. Min. Rated Speed: 9000RPM Max. Rated Current: 60mA

Reference: RBD-1324

PAM8403 Audio Amplifier Module

3 reviews

Operating voltage: 2.5V-5.5V Maximum output power: 3W x 2 PCB size is about: length 30mm width 22mm overall height after installed is about 16mm Built with switch Potentiometer, can adjust the volume & control power switch freely! Flexible assembly usage.

Reference: RBD-0104

6DOF Accelerometer Gyroscope GY-521 MPU-6050

36 reviews

Chip built-in 16bit AD converter, 16-bit data output Driver Chip: MPU6050 Operating Voltage: 3-5V DC Communication: I2C/IIC Protocol Gyro Range: ± 250, 500, 1000, 2000 °/s Accelerometer Range: ± 2 ± 4 ± 8 ± 16 g

Reference: RBD-1235

Laser Rangefinder UNI-T LM60

Ergonomic exterior, comfortable handling Millimeter accuracy  Large, multiple angle HD display Quick, auto calculation with real-time readout Physical leveler Multiple functions: Max/Min/continuous measurement, displacement calculation, data storage, and more Auto power off after 3 minutes without operation  

Reference: RBD-0291

Sound Sensor Module for Arduino

24 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-0422

JST SH Jumper 4 Wire Assembly - 8"

Dimensions: 210 x 17 mm(LxW) Weight: 8 gm. Fit for Fingerprint Scanner - TTL (GT-511C3) & Fingerprint Scanner - 5V TTL (GT-511C1R)  Wire Sleeve material: Silicon. RoboticsBD

Reference: RBD-0822

Hall Effect Sensor Switch Magnetic Detector Module For Arduino

8 reviews

S49E hall sensor Features wide-range voltage comparator LM393 Signal output indicator Analog / Digital output

Reference: RBD-1042

Capacitive Soil Moisture Sensor

9 reviews

Operating Voltage: 3.3 ~ 5.5 VDC. Operating Current: 5mA. Interface: PH2.54-3P. Dimensions mm(LxWxH): 98 x 23 x 4. Supports 3-Pin Gravity Sensor interface Analog output. Weight (gm): 15.

Reference: RBD-0132

TCRT5000L Reflective Optical Sensor

25 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:...