SanJie Smart WiFi Door Sensor Alarm for Kids Safety, Window Door Real-time Alarm , No Hub Required, Trigger Phone Notification,for Home Security Bussiness Burglar Alert with Alexa Google Assistant - TY-DA08WH

• 【Door sensors that alert your phone】When the door or windows was opened, the Sensor will sound an alert and your mobile will receive notifications at the same time as well. Even though you are out of the house you can know when someone break-in your house or your kids, elders slipped out of the house. 【Door alarm with app】 Compatible with Alexa Google Assistant,No hub required and No fees charge. 【Mute to 120dB】4 Adjustable Volume,The sensor notifies the phone and also sends an alarm to deter anyone trying to open the door 【Low Power Consumption】High Efficiency: Enjoy over two year of battery life with this door alarm sensor, powered by AAA batteries (included). A low battery alert lets you know when it's time to replace them, and the easy installation process means you'll be up and running quickly. Please note, this product only supports 2.4GHz WiFi. 【Easy to Install, Versatile in Use】No tools necessary for installing these door and window sensors that come with 3M adhesive tape. Ideal for protecting your personal or business property, this alarm for doors when opening can be used on gates, refrigerators, drawers, bedrooms, garages, yards, pet doors, and more., Weight: 0.05 Pounds, Manufacturer: SanJie