OPT101P PHOTODIODE/AMPLIFIER

MQ-6 LPG Gas Sensor

MQ-6 LPG Gas Sensor

Air Quality Breakout - CCS811

CCS811 Carbon Monoxide CO VOCs Air Quality Digital Gas Sensor Total Volatile Organic Compound (TVOC) sensing from 0 to 1,187 parts per billion eCO2 sensing from 400 to 8,192 parts per million Five Operating Modes Integrated MCU Onboard Processing Standard I2C Digital Interface Optimized Low-Power Modes Optional NTC Thermistor Pins

TSOP1738 IR Receiver

TSOP1738 - 38KHz IR receiver  The SM0038 is an alternative to popular TSOP1738 IR receiver. Its a miniature receiver for Infrared remote control systems. PIN diode and pre-amplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated IR signal can be processed directly by microprocessor. Technical Datasheet (258.2...

RF Transmitter Receiver Pair 433 MHz

Analog pH Sensor / Meter Kit For Arduino

Need to measure water quality and other parameters but haven't got any low cost pH meter? Find it difficult to use with Arduino? Analog pH meter, specially designed for Arduino controllers and has convenient and practical "Gravity" connector and a bunch of features

IR Infrared Remote Decoder Encoding Transmitter & Receiver Wireless Module

Leap Motion Controller

The Leap Motion Controller tracks both hands and all 10 fingers with pinpoint precision and incredible  speed. Setup is easy, just plug into your PC or Mac and launch Airspace, your home for Leap Motion apps. Play, create, and explore in a whole new way!In Airspace, the Leap Motion App store,

Non-invasive AC current Sensor Split Core Current Transformer SCT-013-000

Model: SCT013 Frequency: 50HZ-150KHZ Retractable transformer SCT-013 Rated Input Current : 100A Model : SCT-013 Rated Input Current : 60A / 100A

High Accuracy I2C MAX30105 Particle Optical Sensor Photodetectors Module

High Accuracy I2C MAX30105 Particle Optical Sensor Photodetectors Module

Ultrasonic Transducer Waterproof Distance Measuring Sensor Module

Specification: Electrical parameters: JSN-SR04T Operating voltage: DC 5V Quiescent current: 5mA Total current work: 30mA Acoustic emission frequency: 40khz Farthest distance: 4.5m Blind: 25cm 

Hall Effect Sensor 6851/A3144

Hall Effect Sensor 6851/A3144

Current Sensor ACS712-5A

DESCRIPTION Sensor module for measuring current. Both AC and DC, up to 5A can be measured. The output is a linear voltage between 0 – VCC, centered around VCC/2 at 0A. The load is connected in series to the screw terminal. * Dimensions: 31 x 13mm* Supply voltage: 5V* Sensitivity: 185mV/A* Sensor: ACS712ELC-05B

IR Receiver Shielded

IR Receiver Shielded 3 Pin

Humidity Detection Sensor Module Snow Rain Raindrops Detection For Arduino

MQ-5 Smoke Gas Detector Sensor

The MQ series of gas sensors use a small heater inside with an electrochemical sensor. They are sensitive to a range of gasses and are used indoors at room temperature. The output is an analog signal and can be read with an analog input of the Arduino.

Force Sensitive Resistor - Square

Description: This is a force sensitive resistor with a square, 1.75x1.5", sensing area. This FSR will vary its resistance depending on how much pressure is being applied to the sensing area

IR Transmitter - White (5mm)

IR Transmitter - White (5mm) 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)

AD8232 ECG Measurement Module Kit

Description:The AD8232 ECG Measurement Module is a neat little chip used to measure the electrical activity of the heart.

Infrared Photodiode(Pair) T&R 3MM

Line Following Sensor 5 Array

5-channel tracing module analog output, analog output and distance, object color-related. 

Current Sensor ACS712-30A

Product Description 1. Current sensor chip: ACS712ELC-30A. 2. Pin 5V power supply, on-board power light. 3. The module can be measured plus or minus 30A current, Corresponding analog output of 66 mV / A. 4. No test current through, the output voltage is VCC / 2. 5. PCB size: 31 (mm) x13 (mm). 

RC522 RFID Card Reader Module Kit Android NFC supported

Specification: Module Name: MF522-ED Working current：13—26mA/ DC 3.3V Standby current：10-13mA/DC 3.3V sleeping current：<80uA peak current：<30mA Working frequency：13.56MHz Card reading distance ：0～60mm（mifare1 card） Protocol：SPI data communication speed：Maximum 10Mbit/s

PT100 Platinum Resister Temperature Sensor Waterproof Probe -20℃ ~ 450℃

DS1302 Real Time Clock Module (DS1302Z clock chip,32.768KHZ crystal)

Double-ended 50cm Cable Crocodile Clips

 Double-ended 50cm Cable  Crocodile Clips 5 colour available Red, Black, White, Green, Yellow.

5mW Adjustable Laser Dot Diode Module

5mW Adjustable Laser Dot Diode Module Features: 1. Output Power: 2-5mW2. Wavelength: 650nm3. Working Voltage: 3v - 5v4 .Laser Shape: Dot5. Working temperature: -10 C-40 C

Reference: SparkFun

Flex Sensor 2.2"

Description: A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the originalNintendo Power Glove. I love the Nintendo Power Glove. It’s so bad!

Fingerprint Scanner - TTL (GT-511C3)

Description: Fingerprint scanners are awesome. Why use a key when you have one right at the tip of your finger? Unfortunately, they’re usually unreliable or difficult to implement. Well not anymore! We’ve found this great fingerprint module from ADH-Tech that communicates over TTL Serial so you can easily embed it into your next project.

Miniature Solar Cell - BPW34 Photodiode

Package type: leaded Package form: top view Radiant sensitive area (in mm2): 7.5 High photo sensitivity High radiant sensitivity Suitable for visible and near infrared radiation Fast response times Angle of half sensitivity: phi = ± 65° Lead (Pb)-free, RoHS compliant* 5.4x4.3x3.2 mm

Brand: SparkFun Electronics

LIDAR-Lite v3

Features: Range: 0-40m Laser Emitter Accuracy: +/- 2.5cm at distances greater than 1m Power: 4.75–5V DC; 6V Max Current Consumption: 105ma idle; 130ma continuous Rep Rate: 1–500Hz Laser Wave Length/Peak Power: 905nm/1.3 watts Beam Divergence: 4 m Radian x 2 m Radian Optical Aperture: 12.5mm Interface: I2C or PWM