YOC1114 Features: * Garage door sensor * Sends continuous notification when garage door is open * Operates up to 150 feet away * Easy to set up and use * Low battery notification * Completely wire free * Works with a wireless control center, sold separately * Monitors anything with a overhead door (sheds, workshops, and more) Includes: * Includes mounting bracket, 4 screws and double sided tape * Powered by a long lasting lithium battery, included Dimensions: * Dimensions: 8.31" H x 6.29" W x 1.72" D