Detector Fum WiFi Smart Notificari 10 Ani Viata Utila

Supply source: 1 x 2400 mAh built-in lithium battery that cannot be replaced Compatible with Tuya Smart and Smart Life notifications, battery level, and status check through the app Wi-Fi connection: 802.11 b/g/n, 2.412-2.472GHz optical sensor large test button, easy to use mute function operating temperature: -10 °C - +55 °C estimated battery life: 10 years life expectancy: 10 years battery end of life indicator alarm: 85 dB(A) at 3 meters for use in caravans size: Ø105x36mm