//Create a class for battery package Battery import SmartThing.SmartThings public class Batteries extends SmartThings { List batteries = new ArrayList() Batteries(Closure sendEvent, boolean init) { batteries = smartThings // Initialization String id = "batteryID0" String label = "battery" String displayName = "batteryDevice" Integer battery if (init) battery = 50 else battery = 0 batteries.add(new Battery(sendEvent, id, label, displayName, battery)) } }