... it provides 4/8 relay drivable outputs(12V-24V),4 Analog Inputs and up to 8 NC/NO ... NO device>>UP TO 8 Relay outputs drivable (12V-24V),drive electricity <0.2A >>*4 Analog inputs, 0- ... 900/1800/1900MHz Network, .>>>>>Specifications of Mainframe: >>Power adapter : DC 12V/1.5A>>Power consumption: 12V input, Max. 50mA ... Controller,RTU5011,Temperature UP DOWN remote control,24V DC Switch,NC NO sensor control