Smart Smoke Detector Fire Alarm,Wi-Fi Smoke Detector with Replaceable Battery,Cost-Free App Notifications (1 Pack)

Reminders: Push notifications at the app are free. If you wish to have reminders for phone and text messages, you wish to have to purchase value-added services and products at the app.
2.4 GHz WiFi Connection: The smart fire alarm battery operated connects to app by the use of 2.4 GHz WiFi, one-click silencing, one-click self-checking, secure and protected. No need for ladders anymore, very friendly to the elderly and children, wifi smoke detector come up with a smart life
App Real-time Notifications & Multi-person sharing: The smart smoke detector keep you and your home together always through the Tuya Smart or Smart Life App; once the smart smoke alarms detect smoke, our smart smoke detectors will activate fire alarm and send notification straight away, you, your circle of relatives, and friends can quickly know and take action to keep your home secure quickly
360° Detection & 85dB: Built-in high-sensitivity photoelectric sensing and detection technology and high-quality chips, reliable and secure, not only can detect smoke alarms in 360 degrees without blind spots, but also send out 85dB sound and light alarm prompts to effectively evacuate the scene
10-Year Lifespan: This fire alarms smoke detectors have photoelectric sensor, which service life is up to 10 years. Equipped with 2 replaceable batteries, the smart smoke alarm adopts ultra-low power microcontroller photoelectric principle technology, ultra-long standby, smoke alarm battery life is up to 2-3 years