dc 12v 2 way npn relay module low level signal (gnd-0v) with diode continued current protection

dc 12v 2 way npn relay module low level signal (gnd-0v) with diode continued current protection
sku: 552749983
$21.02
Shipping from: China
   Description
relay module,relay module 2 channel,solid state relay module,relay shield module,relay module optocoupler
   Technical Details
_GoogleCategoryID: 499932
   Price history chart & currency exchange rate

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