The Outdoor Contact allows for discreet monitoring of the opening and closing of doors. gates. entries and exits outside your home or commercial property. thanks to the revised sleek. stealthy dark aesthetic and IP66 waterproof design. The Outdoor Contact features a highly extensive and reliable communication range. Mountable on metal surfaces. the contact has a powerful magnet to tolerate wide gaps. is tamper proof from both the front and back. with long battery life to ensure your protection.This accessory is part of the Yale Sync Smart Home Range. The Sync Smart Home Alarm puts you firmly in control. giving you total peace of mind that your home is secure and protected.Unlike a traditional home alarm system. the Sync Smart Home Alarm range allows you to check-in from anywhere in the world and receive real-time alerts in the event your alarm is activated. Intelligently connected. the Sync Smart Home Alarm works with Philips Hue. Google Assistant and Amazon Alexa. combining lights and