X-Sense Wi-Fi Smoke Detector with Replaceable Lithium Battery

You’ll receive a real-time notification on your smartphone whenever an alarm sounds. Continuously checks its battery status and Wi-Fi connection. Allows you to silence any annoying alarms via the app. Upgraded photoelectric sensor significantly increases the alarm’s sensitivity. Easy to install the smoke alarm and connect it to Wi-Fi in a few minutes To know more visit: https://www.x-sense.com/products/x-sense-xs01-wt-wi-fi-smoke-alarm