5V/12V/24V Relay Module Board Shield PIC ARM DSP AVR MCU MSP430 Optocoupler Output 1-16Channel PLC Automation Equipment Control

5V/12V/24V Relay Module Board Shield PIC ARM DSP AVR MCU MSP430 Optocoupler Output 1-16Channel PLC Automation Equipment Control
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sku: 1005005403225287
$2.33
Shipping from: China
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