Measure indoor air quality—total volatile organic compounds (TVOC) and equivalent CO2 (eCO2)—with this digital sensor for Raspberry Pi and Arduino. The SGP30 sensor measures two different types of gases: volatile organic compounds (like...

Eight super-bright RGB LED indicators that are ideal for adding visual notifications to your Raspberry Pi without breaking the bank! Inspired by Alex Ellis' work with his Raspberry Pi Zero Docker Cluster, Pimoroni developed these boards for...

Pi Modules - PM_108 - High Power Relay Kit for PiCoolFan4. The PiCoolFAN4 can be optionally equipped with this High Current Relay. A Green LED light up to inform the user the Relay is ON. Content • High Current Relay• 40 pin Stack...

INFRARED RECEIVER PCF4 - For PiCoolFAN4 & UPS PiCO IR (Infrared) sensor tuned to 38KHz, perfect for receiving commands from a TV remote control. Runs at 3V to 5V so it’s great for use on the Raspberry Pi! To use, connect pin 3 (all the way to...

Sound transducer - Buzzer for all models of PIco Stack 3.1kHz; Ø:12mm; H:7.5mm Specifications Sound transducer type :    electromagnetic, alarm Resonant frequency :  3.1kHz Diameter...