Smart Window Door Sensor, WiFi Sensors Window / Door Sensor Supports Voice Control Wireless Magnetic Door Sensor for Home, Office.

• ENJOY YOUR SMART LIFE: When you leave the house, it will send you a notification message when a door/window is opened or closed, so you can find intruders in time. In addition, you can share the device with your family and track the history of sensor activity. You can detect the status of opening/closing doors/windows via the mobile app anytime, anywhere.
• EASY TO INSTALL: No complicated installation tools required. Simply attach the anti-theft alarm to the door/window, and the firm adhesive tape (included) helps you safely secure the access alarm remote somewhere. The Smart Life app can be downloaded from Play or App Store to add devices to facilitate door/window status detection.
• Compatible with and Home: Simply use your voice to control connected devices via Home/Alexa. Other smart devices compatible with Smart Life or IFTTT can also be used for automatic control. Convenient to detect doors, windows, cabinets, drawers or anywhere you want to be notified when opening or closing.
• FAST AND INSTANT ALARM: It can work on a 2.4G Wi-Fi network, both a smart access point and Tuya. When an abnormal state is detected, an instant alarm notification will be sent to the phone via APP within 3-10 seconds. Supports tamper alarm and low battery alarm. It helps to improve family and children's safety.
• WIDE RANGE OF APPLICATIONS: Smart doors and windows can be used to build intelligent automated security systems in homes or public spaces, or work alone without a network. Powered by 2 AAA batteries (not included), standby time can be up to 1 year. If you have any questions, please feel free to contact us for a replacement or refund. We guarantee satisfaction.

Specification: Material: ABS plastic. Colour: white. Transmitter size: approx. 69.5 x 24 mm/2.7 x 0.9 inches. Tape size: about 40.5x14.8x16mm/1.59x0.58x0.63 inches. Battery: AAA1.5V x 2 (not included). Standby current: ≤5uA Alarm current: ≤160uA Low point undervoltage: ≤ 2.7 V Magnetic control distance: ≥15mm Protocol: IEEE 802.11b/g/n Operating temperature: -10 -40 (14F-104F) Humidity: 20% to 85% Storage temperature: -10 -60 (14F-140F). Storage humidity: 0% to 90% Standby time: 6-12 months Wireless type: 2.4 GHz Package list: 1 x Wifi Door Window Sensor (1 x Wireless Transmitter, 1 x Magnetic Strip) 2 x Adhesive Stickers 1 x pack of screws. 1 x instruction manual.