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DC 7-24V Power Supply Four Channel Relay Module 8Bit MCU MAX3232 RS232/TTL UART Support Modbus RTU 4 Way Input 4 Way Output

CNY 29.61

DC 7-24V Power Supply Four Channel Relay Module 8Bit MCU MAX3232 RS232/TTL UART Support Modbus RTU 4 Way Input 4 Way Output

Description
Specification
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