Smart Life Alarm System for Home WIFI GSM Security Alarm Host with 433mhz Door and Motion Sensor Tuya Smart Alexa App control
11 languages to switch
This alarm system support 11 language to switch : English / Russian / Spanish / German / Polish / Chinese / Italian / French / Portuguese / Greek / Romanian
alarm panel built-in battery,
door sensor include CR2032 3V battery,
motion sensor not include 2pcs AA battery,
remote control built-in battery
smoke sensor not include 9V battery