2Pcs TTL to 485 Module RS485 to TTL Serial Port Automatic Commutation RS-485 Electrostatic Lightning Protection 5V3..3V

2Pcs TTL to 485 Module RS485 to TTL Serial Port Automatic Commutation RS-485 Electrostatic Lightning Protection 5V3..3V
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sku: 1005002327432159
$10.88
Shipping from: China
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