Description If the product is out of stock – please consider the alternative product. This is a pre-wired and waterproofed version of the DS18B20 sensor. Handy for when you need to measure something far away, or in wet conditions. While...

DC 6-36V NPN 3-wire 8mm Inductive Proximity Sensor Switch Detector LJ18A3-8-Z/BY Product Description Metal shell, DC type, 8mm detecting distance, 3 wire system. Power supply inverted connecting protection, short circuit protection,...

Bosch has stepped up their game with their new BMP280 sensor.An environmental sensor with temperature.This sensor is great for all sorts of weather sensing and can even be used in both I2C and SPI!This precision sensor from Bosch is the best low-cost,...

5-10V drive voltage Electronic Kitchen Scale Sensor Module 5kg Product Description Four-lead, easy to use, plus 5-10V drive voltage, the force applied changes to a voltage signal output directly.Dimensions: 12.7mm * 12.7mm * 75mmOne end of the...

Pulse Sensor is a plug-and-play heart-rate sensor for Arduino. Heart rate data can be really useful whether you're designing an exercise routine, studying your activity or anxiety levels or just want your shirt to blink with your heart beat. The problem...

This is a 10 Pack of 220 Ω Resistors. 220 Ohm ±5%, 1/4W Through Hole Resistor Axial Flame Retardant Coating, Safety Carbon Film

This distance sensor bounces IR off objects to determine how far away they are. It returns an analog voltage that can be used to determine how close the nearest object is. Comes with 12″ long 3-JST interface wire. These sensors are good for...

This is a 10 Pack of 1uF Aluminum Capacitors. 1µF 100V Aluminum Capacitors Radial, Can 1000 Hrs @ 105°C

Diffused 5mm tri-color LEDs with separate red, green and blue LED chips inside! Nice indicator, and fun to color-swirl. 60 degree viewing angle. We like diffused RGB LEDs because they color mix inside instead of appearing as 3 distinct LEDs. These are...

These are our favorite general-purpose LED’s. Light up your project! Pack of 10 diffused yellow LEDs 5mm diameter 30° viewing angle 588nm wavelength 1.8V Forward Voltage, at 2mA current 50 mcd brightness rating

These are our favorite general-purpose LED’s. Light up your project! Pack of 10 diffused red LEDs 5mm diameter 30° viewing angle 631nm wavelength 1.8V Forward Voltage, at 2mA current 50 mcd brightness rating

These are our favorite general-purpose LED’s. Light up your project! Pack of 10 diffused green LEDs 5mm diameter 30° viewing angle 570nm wavelength 1.8V Forward Voltage, at 2mA current 38 mcd brightness rating

Infrared (IR) break-beam sensors are a simple way to detect motion. They work by having an emitter side that sends out a beam of human-invisible IR light, then a receiver across the way which is sensitive to that same light. When something passes between...

Piezo buzzers are used for making beeps, tones and alerts. This one is petite but loud! Drive it with 3-30V peak-to-peak square wave. To use, connect one pin to ground (either one) and the other pin to a square wave out from a timer or microcontroller...

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This is an Arduino Compatible Ultrasonic sensor, it can be used to measure the distance from the sensor to other objects around it. These types of sensors are used on robots for collision avoidance and guidance or as trip sensors for alarm systems or...

MAX7219 Dot matrix LED Display Module Product Description 1.A single module can drive an 8 * 8 common cathode lattice. 2.Module Operating voltage: 5V. 3.Module size: 5 cm long X 3.2 cm wide X 1.5 cm high. 4.With four screws hole, aperture 3mm,...

Infrared LEDs are used for remote controls (they’re the little LED in the part you point at your TV) and ‘night-vision’ cameras, and these little blue guys are high powered ones! They are 940nm wavelength, which is what nearly all...

This is a 10 Pack of 10K Ω Resistors. 10k Ohm ±5%, 1/6W Through Hole Resistor Axial Flame Retardant Coating, Safety Carbon Film