RCmall 100Pcs HW-519 TTL to RS485 Module 485 to Serial UART Level Mutual Conversion Hardware Automatic Flow Control

RCmall 100Pcs HW-519 TTL to RS485 Module 485 to Serial UART Level Mutual Conversion Hardware Automatic Flow Control
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sku: 1005003891233968
$77.00+4%
$79.97
Shipping from: China
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