About This 100dB Smart WiFi Alarm & Chime Loud 100dB siren instantly triggers when door/window opens, deterring burglars & alerting families. Real-Time App Alerts & Alexa Control Tuya/Smart Life app sends phone notifications on opening/closing. Voice control via Alexa/Google. Share with family for multi-user monitoring. Level Volume + 3 Alarm Modes Adjustable volume for kids safety (Alarm/APP Reminder/Silent mode). Perfect for apartments, pools, garages & hotels. Kid & Anti-Theft Protection Prevent children sneaking out & unauthorized entry. Strong 3M adhesive installs in seconds on doors/windows/cabinets (Spacing＜0.6in). Low Battery App Alert & 24h Support The sensor door needs TWO AAA Batteries(Not included). When the battery is running out, you will receive an App notification, Don't worry about missing any moment. If you have any questions about the smart door sensor, please contact our customer - service anytime. We will solve it for you and make you satisfied. Overview Brand : XFOX Color : White Power Source : Battery Powered Compatible Devices : Alexa Item dimensions L x W x H : 1.14 x 0.67 x 3.56 inches
