diff --git a/devicetypes/smartthings/testing/simulated-refrigerator-door.src/simulated-refrigerator-door.groovy b/devicetypes/smartthings/testing/simulated-refrigerator-door.src/simulated-refrigerator-door.groovy
new file mode 100644
index 0000000..cf7f3ef
--- /dev/null
+++ b/devicetypes/smartthings/testing/simulated-refrigerator-door.src/simulated-refrigerator-door.groovy
@@ -0,0 +1,57 @@
+/**
+ *  Copyright 2017 SmartThings
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ *  in compliance with the License. You may obtain a copy of the License at:
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed under the License is distributed
+ *  on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
+ *  for the specific language governing permissions and limitations under the License.
+ *
+ */
+metadata {
+	definition (name: "Simulated Refrigerator Door", namespace: "smartthings/testing", author: "SmartThings") {
+		capability "Contact Sensor"
+		capability "Sensor"
+
+		command "open"
+		command "close"
+	}
+
+	tiles {
+		standardTile("contact", "device.contact", width: 2, height: 2) {
+			state("closed", label:'${name}', icon:"st.contact.contact.closed", backgroundColor:"#79b821", action: "open")
+			state("open", label:'${name}', icon:"st.contact.contact.open", backgroundColor:"#ffa81e", action: "close")
+		}
+		standardTile("freezerDoor", "device.contact", width: 2, height: 2, decoration: "flat") {
+			state("closed", label:'Freezer', icon:"st.contact.contact.closed", backgroundColor:"#79b821")
+			state("open", label:'Freezer', icon:"st.contact.contact.open", backgroundColor:"#ffa81e")
+		}
+		standardTile("mainDoor", "device.contact", width: 2, height: 2, decoration: "flat") {
+			state("closed", label:'Fridge', icon:"st.contact.contact.closed", backgroundColor:"#79b821")
+			state("open", label:'Fridge', icon:"st.contact.contact.open", backgroundColor:"#ffa81e")
+		}
+		standardTile("control", "device.contact", width: 1, height: 1, decoration: "flat") {
+			state("closed", label:'${name}', icon:"st.contact.contact.closed", action: "open")
+			state("open", label:'${name}', icon:"st.contact.contact.open", action: "close")
+		}
+		main "contact"
+		details "contact"
+	}
+}
+
+def installed() {
+	sendEvent(name: "contact", value: "closed")
+}
+
+def open() {
+	sendEvent(name: "contact", value: "open")
+	parent.doorOpen(device.deviceNetworkId)
+}
+
+def close() {
+	sendEvent(name: "contact", value: "closed")
+	parent.doorClosed(device.deviceNetworkId)
+}
diff --git a/devicetypes/smartthings/testing/simulated-refrigerator-temperature-control.src/simulated-refrigerator-temperature-control.groovy b/devicetypes/smartthings/testing/simulated-refrigerator-temperature-control.src/simulated-refrigerator-temperature-control.groovy
new file mode 100644
index 0000000..972641e
--- /dev/null
+++ b/devicetypes/smartthings/testing/simulated-refrigerator-temperature-control.src/simulated-refrigerator-temperature-control.groovy
@@ -0,0 +1,94 @@
+/**
+ *  Simulated Refrigerator Temperature Control
+ *
+ *  Copyright 2017 SmartThings
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ *  in compliance with the License. You may obtain a copy of the License at:
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed under the License is distributed
+ *  on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
+ *  for the specific language governing permissions and limitations under the License.
+ *
+ */
+metadata {
+	definition (name: "Simulated Refrigerator Temperature Control", namespace: "smartthings/testing", author: "SmartThings") {
+		capability "Temperature Measurement"
+		capability "Thermostat Cooling Setpoint"
+
+		command "tempUp"
+		command "tempDown"
+		command "setpointUp"
+		command "setpointDown"
+	}
+
+	tiles {
+		valueTile("refrigerator", "device.temperature", width: 2, height: 2, canChangeBackground: true) {
+			state("temperature", label:'${currentValue}°', unit:"F",
+					backgroundColors:[
+							[value: 0, color: "#153591"],
+							[value: 40, color: "#1e9cbb"],
+							[value: 45, color: "#f1d801"]
+					]
+			)
+		}
+		valueTile("freezer", "device.temperature", width: 2, height: 2, canChangeBackground: true) {
+			state("temperature", label:'${currentValue}°', unit:"F",
+					backgroundColors:[
+							[value: 0, color: "#153591"],
+							[value: 5, color: "#1e9cbb"],
+							[value: 15, color: "#f1d801"]
+					]
+			)
+		}
+		valueTile("freezerSetpoint", "device.coolingSetpoint", inactiveLabel: false, decoration: "flat") {
+			state "setpoint", label:'Freezer Set: ${currentValue}°', unit:"F"
+		}
+		valueTile("refrigeratorSetpoint", "device.coolingSetpoint", inactiveLabel: false, decoration: "flat") {
+			state "heat", label:'Fridge Set: ${currentValue}°', unit:"F"
+		}
+		standardTile("tempUp", "device.temperature", inactiveLabel: false, decoration: "flat") {
+			state "default", action:"tempUp", icon:"st.thermostat.thermostat-up"
+		}
+		standardTile("tempDown", "device.temperature", inactiveLabel: false, decoration: "flat") {
+			state "default", action:"tempDown", icon:"st.thermostat.thermostat-down"
+		}
+		standardTile("setpointUp", "device.coolingSetpoint", inactiveLabel: false, decoration: "flat") {
+			state "default", action:"setpointUp", icon:"st.thermostat.thermostat-up"
+		}
+		standardTile("setpointDown", "device.coolingSetpoint", inactiveLabel: false, decoration: "flat") {
+			state "default", action:"setpointDown", icon:"st.thermostat.thermostat-down"
+		}
+	}
+}
+
+def installed() {
+	sendEvent(name: "temperature", value: device.componentName == "freezer" ? 2 : 40)
+	sendEvent(name: "coolingSetpoint", value: device.componentName == "freezer" ? 2 : 40)
+}
+
+def updated() {
+	installed()
+}
+
+void tempUp() {
+	def value = device.currentValue("temperature") as Integer
+	sendEvent(name: "temperature", value: value + 1)
+}
+
+void tempDown() {
+	def value = device.currentValue("temperature") as Integer
+	sendEvent(name: "temperature", value: value - 1)
+}
+
+void setpointUp() {
+	def value = device.currentValue("coolingSetpoint") as Integer
+	sendEvent(name: "coolingSetpoint", value: value + 1)
+}
+
+void setpointDown() {
+	def value = device.currentValue("coolingSetpoint") as Integer
+	sendEvent(name: "coolingSetpoint", value: value - 1)
+}
diff --git a/devicetypes/smartthings/testing/simulated-refrigerator.src/simulated-refrigerator.groovy b/devicetypes/smartthings/testing/simulated-refrigerator.src/simulated-refrigerator.groovy
new file mode 100644
index 0000000..ba5fbfe
--- /dev/null
+++ b/devicetypes/smartthings/testing/simulated-refrigerator.src/simulated-refrigerator.groovy
@@ -0,0 +1,91 @@
+/**
+ *  Simulated Refrigerator
+ *
+ *  Example composite device handler that simulates a refrigerator with a freezer compartment and a main compartment.
+ *  Each of these compartments has its own door, temperature, and temperature setpoint. Each compartment modeled
+ *  as a child device of the main refrigerator device so that temperature-based SmartApps can be used with each
+ *  compartment
+ *
+ *  Copyright 2017 SmartThings
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ *  in compliance with the License. You may obtain a copy of the License at:
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software distributed under the License is distributed
+ *  on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
+ *  for the specific language governing permissions and limitations under the License.
+ *
+ */
+metadata {
+	definition (name: "Simulated Refrigerator", namespace: "smartthings/testing", author: "SmartThings") {
+		capability "Contact Sensor"
+	}
+
+	tiles(scale: 2) {
+		standardTile("contact", "device.contact", width: 4, height: 4) {
+			state("closed", label:'${name}', icon:"st.fridge.fridge-closed", backgroundColor:"#79b821")
+			state("open", label:'${name}', icon:"st.fridge.fridge-open", backgroundColor:"#ffa81e")
+		}
+		childDeviceTile("freezerDoor", "freezerDoor", height: 2, width: 2, childTileName: "freezerDoor")
+		childDeviceTile("mainDoor", "mainDoor", height: 2, width: 2, childTileName: "mainDoor")
+		childDeviceTile("freezer", "freezer", height: 2, width: 2, childTileName: "freezer")
+		childDeviceTile("refrigerator", "refrigerator", height: 2, width: 2, childTileName: "refrigerator")
+		childDeviceTile("freezerSetpoint", "freezer", height: 1, width: 2, childTileName: "freezerSetpoint")
+		childDeviceTile("refrigeratorSetpoint", "refrigerator", height: 1, width: 2, childTileName: "refrigeratorSetpoint")
+
+		// for simulator
+		childDeviceTile("freezerUp", "freezer", height: 1, width: 1, childTileName: "tempUp")
+		childDeviceTile("freezerDown", "freezer", height: 1, width: 1, childTileName: "tempDown")
+		childDeviceTile("refrigeratorUp", "refrigerator", height: 1, width: 1, childTileName: "tempUp")
+		childDeviceTile("refrigeratorDown", "refrigerator", height: 1, width: 1, childTileName: "tempDown")
+		childDeviceTile("freezerDoorControl", "freezerDoor", height: 1, width: 1, childTileName: "control")
+		childDeviceTile("mainDoorControl", "mainDoor", height: 1, width: 1, childTileName: "control")
+		childDeviceTile("freezerSetpointUp", "freezer", height: 1, width: 1, childTileName: "setpointUp")
+		childDeviceTile("freezerSetpointDown", "freezer", height: 1, width: 1, childTileName: "setpointDown")
+		childDeviceTile("refrigeratorSetpointUp", "refrigerator", height: 1, width: 1, childTileName: "setpointUp")
+		childDeviceTile("refrigeratorSetpointDown", "refrigerator", height: 1, width: 1, childTileName: "setpointDown")
+	}
+}
+
+def installed() {
+	state.counter = state.counter ? state.counter + 1 : 1
+	if (state.counter == 1) {
+		addChildDevice(
+				"Simulated Refrigerator Door",
+				"${device.deviceNetworkId}.1",
+				null,
+				[completedSetup: true, label: "${device.label} (Freezer Door)", componentName: "freezerDoor", componentLabel: "Freezer Door"])
+
+		addChildDevice(
+				"Simulated Refrigerator Door",
+				"${device.deviceNetworkId}.2",
+				null,
+				[completedSetup: true, label: "${device.label} (Main Door)", componentName: "mainDoor", componentLabel: "Main Door"])
+
+		addChildDevice(
+				"Simulated Refrigerator Temperature Control",
+				"${device.deviceNetworkId}.3",
+				null,
+				[completedSetup: true, label: "${device.label} (Freezer)", componentName: "freezer", componentLabel: "Freezer"])
+
+		addChildDevice(
+				"Simulated Refrigerator Temperature Control",
+				"${device.deviceNetworkId}.3",
+				null,
+				[completedSetup: true, label: "${device.label} (Fridge)", componentName: "refrigerator", componentLabel: "Fridge"])
+	}
+}
+
+def doorOpen(dni) {
+	// If any door opens, then the refrigerator is considered to be open
+	sendEvent(name: "contact", value: "open")
+}
+
+def doorClosed(dni) {
+	// Both doors must be closed for the refrigerator to be considered closed
+	if (!childDevices.find{it.deviceNetworkId != dni && it.currentValue("contact") == "open"}) {
+		sendEvent(name: "contact", value: "closed")
+	}
+}
\ No newline at end of file