Parameters:
Dimension: 55(L)*33(W)*25(H)mm
Input Voltage: DC5V (160mA)
Input Controller Voltage:
(0-2.5V low electric level ON)
(3.3-5V high electric level OFF)
Module Interface:
DC+: positive power supply
DC-: negative power supply
CH1: 1 relay module trigger
CH2: 2 relay module trigger