10PCS/1LOT 1 channel with optocoupler isolation support high and low level trigger relay module expansion board 5V12V

10PCS/1LOT 1 channel with optocoupler isolation support high and low level trigger relay module expansion board 5V12V
sku: 4001285368568
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$9.50
Shipping from: China
   Price history chart & currency exchange rate