1Pcs 3V Relay High Level Driver Module Optocouple For Arduino New Ic zw
3,80 €
1Pcs For Arduino 3V Relay High Level Driver Module Optocouple Ic New. Main chip: EL817 SRD-DC03V-SL-C. Instructions with the signal output. Current wide detection range:DC0-25V input. Double power selection design anti-interference ability is strong, photoelectric isolation protection of high reliability.
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