Relay Shield for Arduino - Multi-Channel Stackable multiplexer Product Light Analog Log-Scale Sensor

Product Light Analog Log-Scale Sensor GA1A12S202 Interface Analog Category optical light imaging photon sensors Wiring & usage notes

Onboard 3V supercapacitor as a backup battery

5mA measuring current

Project-ready sensing: light logging

it can be simple to confuse it with RFID technology

Relay Shield for Arduino - Multi-Channel Stackable multiplexer Product Light Analog Log-Scale SensorSimple Load Switching for Arduino, ESP32, and Automation Builds The Relay Shield for Arduino is a practical relay module from Circuitrocks for students, makers, and repair friendly builds. It fits well in projects that need switching external loads, while keeping setup straightforward for testing and prototype work. Compared with generic parts, this product stands out through details such as relay module. That makes it a solid choice for Arduino,