Jemay Smart Smoke Detector Receive Alerts with App, Wireless Wi-Fi Smoke Alarm with Self-Check Function, Fire Alarm with Photoelectric Sensor, Replaceable Lithium Battery & Silence Button

【Wifi Smoke Detector Via App】Get the first information anytime,anywhere.Receive alerts with APP, you will be notified on your smartphone when smoke is detected or any status is changed. Please use 2.4G hz wifi, not 5G.
【Real-Time Reminders】This smart smoke alarm which provides 24/7 professional monitoring service, continuously checks its sensors, battery status, and Wi-Fi connection;If there is a problem, you will receive a notification on your smartphone.
【Weekly Automatic Self-check Smoke Alarm】The smoke detector has a self-testing function that can replace the manual weekly test. When a fault is detected, the product to fault mode.