diff --git a/smartapps/smartthings/5.src/5.groovy b/smartapps/smartthings/5.src/5.groovy
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+/**
+ *  Copyright 2015 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.
+ *
+ *  Turn It On For 5 Minutes
+ *  Turn on a switch when a contact sensor opens and then turn it back off 5 minutes later.
+ *
+ *  Author: SmartThings
+ */
+definition(
+    name: "5분간켜줘",
+    namespace: "smartthings",
+    author: "SmartThings",
+    description: "When a SmartSense Multi is opened, a switch will be turned on, and then turned off after 5 minutes.",
+    category: "Safety & Security",
+    iconUrl: "https://s3.amazonaws.com/smartapp-icons/Meta/light_contact-outlet.png",
+    iconX2Url: "https://s3.amazonaws.com/smartapp-icons/Meta/light_contact-outlet@2x.png"
+)
+
+preferences {
+	section("When it opens..."){
+		input "contact1", "capability.contactSensor"
+	}
+	section("Turn on a switch for 5 minutes..."){
+		input "switch1", "capability.switch"
+	}
+}
+
+def installed() {
+	log.debug "Installed with settings: ${settings}"
+	subscribe(contact1, "contact.open", contactOpenHandler)
+}
+
+def updated(settings) {
+	log.debug "Updated with settings: ${settings}"
+	unsubscribe()
+	subscribe(contact1, "contact.open", contactOpenHandler)
+}
+
+def contactOpenHandler(evt) {
+	switch1.on()
+	def fiveMinuteDelay = 60 * 5
+	runIn(fiveMinuteDelay, turnOffSwitch)
+}
+
+def turnOffSwitch() {
+	switch1.off()
+}
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