5V 2 Channel Solid State Relay

$20.22
SKU SU-5V2CHANNELSOLIDSTATERE

Input part
DC +: connected to positive power source (supply power according to the relay voltage)
DC -: connected to negative power source
CH1: 1-channel relay module signal triggering end (effective at low level)
CH2: 2-channel relay module signal triggering end (effective at low level)