Led 5mm Green
Política de segurança
Política de entrega
Política de devolução
Use a 220Ω resistor. if you power the led from a 5V source.
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This compact module packs three IR LED/phototransistor pairs onto a 1.25? × 0.3? board. The sensors are mounted on a 0.375? pitch, allowing this array to be used as a minimal detector for a line-following robot. Each sensor provides a separate digital I/O-measurable voltage output.