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Pololu QTR HD 31A Reflexionssensor Array, 31 Kanäle, analog hub lorawan Optional DC barrel jack: hub module Optional DC barrel jack: This sensor series is specifically designed for tank and container measurements as well as outdoor applications 5 V and offers dimmable brightness control independent of the supply voltage and separate controls for the odd and even emitters Full brightness LED current: 30 mA (independent of supply voltage)
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