//Create a class for power meter package PowerMeter import SmartThing.SmartThings public class PowerMeters extends SmartThings { List powerMeters = new ArrayList() PowerMeters(Closure sendEvent, boolean init) { // Only initialize one time since we only have one device for each capability powerMeters = smartThings // Initialization String id = "powerMeterID0" String label = "powerMeter" String displayName = "powerMeter" Integer power if (init) power = 50 else power = 60 powerMeters.add(new PowerMeter(sendEvent, id, label, displayName, power)) } }