The CO2 (Carbon Dioxide) Gas Sensor is used in gas detection equipment for detecting Carbon Dioxide gas in home, automotive or industrial settings. Features: High sensitivity to Carbon Dioxide gas Stable and long life Simple drive...

LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very standard blue LED. The lens is 3mm in diameter, and is diffused. Features: 2.0-2.4 VDC forward...

This is a simple 5mm LED with an interesting array of applications. This UV LED can be used for counterfeit detection (bills, credit cards, documents, etc), sterilization, pesticide, black lights, sun burns, the list goes on. Please wear...

Submerge probe into fish tank to measure water temperature (Submerge probe only, do not submerge thermometer in water) LCD display Temperature Range: -50 °C ~ +70°C Powered by 2 x LR44 button cell (included) Cable length:approx.80cm...

This audio adaptor lets you easily add high quality 16 bit, 44.1 kHz sample rate (CD quality) audio to your projects with Teensy 4.0 (Rev D). It supports stereo headphone and stereo line-level output, and also stereo line-level input or...

ST takes flight in this upcoming Feather board. The new STM32F405 Feather (video) that we designed runs CircuitPython at a blistering 168MHz – our fastest CircuitPython board ever! We put a STEMMA QT / Qwiic port on the end, so you can...

Do you know which way the wind blows? You will now, with this triple-axis accelerometer/magnetometer compass module. Inside are two sensors, one is a classic 3-axis accelerometer, which can tell you which direction is down towards the...

These tactile buttons are great for all sorts of projects. Feature momentary contact, 4 pins, rectangular push button, through hole mounting, 12 x 12 x 12mm size, etc. Used in the fields of electronic products, household appliances and...

PVA (or PolyVinyl Alcohol) is widely used in traditional industries, such as the textile industry and papermaking industry. PVA is also used in a wide variety of coatings. PVA’s water solubility makes PVA filament particularly suitable...

This is a simple 3mm LED with an interesting array of applications. This UV LED can be used for counterfeit detection (bills, credit cards, documents, etc), sterilization, pesticide, black lights, sun burns, the list goes on. Please wear...

These are very small rare earth magnets - cubed. Composed of Neodymium/Iron/Boron (NdFeB), these magnets are curiously strong and make for a great way to attach tools to a metal workbench, hold small children to a fridge, and as a...

DESCRIPTION This Aluminium 4WD Chassis is a simple yet versatile robot chassis designed specifically for students. Featuring a heavy duty aluminium chassis designed with large internal volume, numerous holes and mounting points,...