Sonoff SNZB-04P Zigbee 3.0 Smart Tür und Fenster Sensor - Door Window Sensor Addon TH Elite turns your conventional

TH Elite turns your conventional thermostat into an intelligent device

Its unique ability to operate without the need for the Internet

Versatility & Expandability: Ideal for home and office

Wide range of uses - Larger space

Sonoff SNZB-04P Zigbee 3.0 Smart Tür und Fenster Sensor - Door Window Sensor Addon TH Elite turns your conventionalArticle description: Zigbee door and window sensor Monitoring of doors & Windows: Automatically turn on the lights when the door is open, trigger audible and visual alarms in case of unauthorized access and send app notifications to keep you informed. Sabotage warning: Equipped with tamper proof features to keep you safe. You will receive app notifications on your phone if the sensor is tampered with. 5 Year Battery Life: Powered by a CR2477 battery,