Theory : Voltage Relay
Usage : Protective
Size : Miniature
Protect Feature : Epoxy
Contact Load : 5 V
Quality : 100% Tested
Application : Experience
Package : Standard Package
Color : Same as picture
Product Name : 4 Channel Relay Module with light coupling 5V
Condition : Brand-new
Shipping Terms : TNT DHL Fedex UPS EMS
Payment term : Paypal TT WU ESCROW
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