Reference: RBD-0147

HR202 Humidity Detection Sensor Module

5 reviews

Adjustable Sensitivity, External GND. Detect Ambient Humidity. Provided with Fixed Bolt Hole, Convenient to Install. Power Indicator Light & Digital Output Indication Lamp. Using LM393 Chip for Stable Work. DO Small Digital Outputs Interface (0 & 1).

Reference: RBD-0357

GY-ML8511 Ultraviolet Light UV Sensor Module

3 reviews

Operating voltage (VCC): 3 V to 5V Operating current: 120μA (typical) 190μA (max) Operating Temperature: -40°C ~ +85°C Photodiode sensitive to UV-A and UV-B Embedded operational amplifier Analog voltage output Low supply current (300uA type) and low standby current (0.1uA type) RoboticsBD

Reference: RBD-0431

Formaldehyde/ Formalin Detection Sensor CJMCU-1100 MS1100

2 reviews

Working temperature : -10℃ ~ 50℃ Working humidity : below saturation point Storage temperature : -20℃ ~ 80℃ RoboticsBDPCB Color: Red or Purple 

Reference: RBD-0145

YL-69 Soil Hygrometer Humidity & Soil Moisture Detection Sensor

66 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-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-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-0425

GY-9960LLC APDS-9960 RGB and Gesture Sensor Module

1 review

Model: GY-APDS9960-3.3 Chip: APDS-9960 Power Supply: 3.3VDC Communication Through I2C Protocol. RoboticsBD

Reference: RBD-0429

BH1750FVI Digital Light intensity Sensor

9 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 -50‑400℃

6 reviews

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

Reference: RBD-0671

MQ-2 Flammable Gas & Smoke Sensor

68 reviews

Operating Voltage:+5V Preheat Duration:20 s Analog Output Voltage:0 to 5 V Dimension:36x20x21 mm. RoboticsBD

Reference: RBD-1111

Geiger Counter Kit Nuclear Radiation Detector Gamma Ray Build Radiation Monitoring Station

1 review

This is one open-source Geiger Counter project which could be used to detect nuclear radiation. The schematic and code and other helpful files are listed in this package. All the codes are designed and tested on this kit, these materials are useful for DIY Geiger Counter Kit Nuclear Radiation Detectors or Radiation Monitoring Stations. Note: The kit comes...

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-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-2300

Soil Sensor RS485 5 Pin PH NPK Storage Temperature And Humidity EC Sensor Conductivity Tester Multi Parameter

2 reviews

Multi-parameter Soil Sensor for measuring pH, NPK, moisture, temperature, and conductivity Wide input voltage range (4.5-30V) with RS485 Modbus protocol for seamless integration High precision, corrosion-resistant, IP68-rated design for long-term soil and water monitoring Built-in temperature compensation for accurate conductivity measurements Ideal for...

Reference: RBD-0319

K Type Thermocouple Sensor Probe for Temperature Controller

2 reviews

Type K Type.  Mounting thread: M6  Temperature Range:0-600°C. RoboticsBD

Reference: RBD-0426

GUVA-S12SD UV Detection Sensor Module

5 reviews

Power supply voltage of 2.5 V ~ 5 V Low power consumption Wide detection range: 240 nm to 370 nm Wide Angle: 130 degrees Schottky type photosensitive diode Good linear response High sensitivity

Reference: RBD-0523

pH Sensor Analog Meter Kit For Arduino

9 reviews

Module Power: 5.00V Module Size : 43 x 32mm(1.69×1.26″) Measuring Range :0 – 14PH Measuring Temperature: 0 – 60 ℃ Accuracy : ± 0.1pH (25 ℃)

Reference: RBD-0672

MQ-3 Alcohol Gas Sensor

9 reviews

Power requirements: 5 VDC @ ~165 mA (heater on) / ~60 mA (heater off). Current Consumption: 150mA. RoboticsBD DO output:  0.1 and 5V. AO output: 0.1- 0.3 V (relative to pollution), the maximum concentration of a voltage of about 4V Detecting Concentration: 0.05-10mg/L Alcohol.

Reference: RBD-3529

Brand: DFRobot

RS485 Photoelectric Solar Radiation Sensor (400-1100nm)

The RS485 Photoelectric Solar Radiation Sensor is designed to measure solar radiation in the spectral range of 400-1100nm. It uses the photoelectric principle to convert sunlight into electrical signals. Featuring a highly sensitive photosensitive element and a wide-spectrum absorption range, the sensor delivers accurate solar radiation measurements.

Reference: RBD-0320

MAX6675 Module + K Type Thermocouple Sensor (Arduino Compatiable)

11 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):-30°C - 150 °C Cold Junction Compensation Range(°C):...