Sistema de alarma inteligente para el hogar, 12 piezas hágalo usted mismo, sin comisiones, alertas telefónicas, compatible con Alexa
No contracts and No subscription fee. Works with Alexa and Google Assistant. Only works on 2.4GHz WiFi networks, does NOT support 5GHz WiFi networks. Equip every door and window with tolviviov wifi door sensor to stop burglar.