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5pcs/lot 2-channel New 2 channel relay module relay expansion board 5V low level triggered 2-way relay module for ard uino
2 relay module belt optocoupler relay expansion board microcontroller development board
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'Package Weight : 0.2kg (0.44lb.)
Protect Feature : Epoxy
Package Size : 6cm x 6cm x 6cm (2.36in x 2.36in x 2.36in)
Unit Type : lot (5 pieces/lot)
Origin : CN(Origin)
Certification : NONE
Size : Subminiature
is_customized : Yes
Theory : Solid State Relay
