... the number is authorized - responds with relay activation.) This can be used for parking latch control, gsm gate opener ... Network, .>>>>>Specifications of Mainframe: >>Power adapter : DC 12V/1.5A>>Power consumption: 12V input, Max. ... (condensation free)>>Output drive voltage: Equal to input DC voltage>>Output drive power : Drive voltage ≤35V, ... UP DOWN remote control,24V DC Switch,NC NO sensor control