2 way RS232 485 serial relay control board (DS18B20 temperature) computer control relay module

2 way RS232 485 serial relay control board (DS18B20 temperature) computer control relay module
sku: 32766296397
$22.00
Shipping from: China
   Technical Details
Brand Name: BETTERSHENGSUN
is customized: Yes
Model Number: 2 way RS232 485 serial relay control board
Test: 4
   Price history chart & currency exchange rate

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