Reminders: Push notifications on the app are free. If you need reminders for phone and text messages, you need to purchase value-added services on the app.2.4 GHz WiFi Connection: The smart fire alarm battery operated connects to app via 2.4 GHz WiFi, one-click silencing, one-click self-checking, safe and secure. No need for ladders anymore, very friendly to the elderly and children, wifi smoke detector give you a smart lifeApp Real-time Notifications & Multi-person sharing: The smart smoke detector keep you and your home together at all times 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 immediately, you, your family, and friends can quickly know and take action to keep your home safe quickly360° Detection & 85dB: Built-in high-sensitivity photoelectric sensing and detection technology and high-quality chips, reliable and safe, 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 scene10-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
