Size: 53*32*23mm/2.08*1.31*0.9″
Input Power: 5V DC (160mA)
Input control signal voltage:
(0-2.5V state low relay OFF)
(3.3-5V state high relay ON)
Module interface:
Input section:
DC +: positive power supply (by relay voltage power supply)
DC-: connect power negative
CH: relay module signal to trigger the end (high level trigger effective)