Smart WiFi Door Window Sensor Detector Wireless Contact Sensor for Realtime Home and Business Security Why you need this sensor Know instantly when doors or windows open. Receive realtime alerts to your phone so you can respond quickly to unexpected entry. Integrate entry monitoring with your existing smart home setup to automate routines and improve security without complex installations. Small, unobtrusive design fits most doors and windows and provides continuous monitoring for homes, offices, and small businesses. Key benefits Realtime notifications: Detects open and closed states and sends immediate alerts to your device so you can act right away. Simple smart integration: Compatible with voice assistants for hands control and for linking sensors to other smart devices. Flexible use: Designed for interior and exterior entry points where you need discreet monitoring and quick notification. Main features and attributes Function: Wireless contact sensor that detects door and window open and closed status and reports changes in real time. Connectivity: Smart WiFi operation for direct cloud alerts and remote monitoring from your mobile device. Compatibility: Works with common voice assistants, allowing voice notifications and automation via supported platforms. Design and material: Compact, lowprofile plastic housing built for easy placement on doors and windows without obstructing normal use. Performance: Reliable wireless signaling for timely alerts; suitable for continuous use in residential and small business settings. Package: Single sensor unit included. Practical applications Home entry monitoring: Place on main doors or firstfloor windows to receive instant alerts when someone opens them, improving awareness when you are away. Office or retail security: Monitor back doors, stockroom entries, and service entrances to track access and support loss prevention efforts. Automation scenarios: Use the sensor to trigger lighting, cameras, or alarm systems when a door opens, or to record entry times for routine checks. Quick setup and daily use Install the sensor in minutes on a door or window frame and align the contact piece with the moving panel. Configure WiFi connectivity and assistant integration using the companion app for remote alerts and automations. Lowmaintenance operation suited for continuous monitoring in homes, rental properties, small businesses, and remote premises. What it solves Reduces uncertainty about who is entering your property by providing instant, actionable alerts. Streamlines home and business security by linking entry detection with other smart devices and notification systems. Offers a compact, wireless solution for monitoring access points without adding complex infrastructure. Compatibility note Compatible with widely used voice assistant platforms for voice control and smart routines. Includes One WiFi door window contact sensor suitable for doors and windows in home and business environments.