Attention: This item can only be ordered in increments of 4! Smoke detector from ZENNER approved according to DIN EN 14604 reliably detects all fire classes. It fulfils all standards and approvals required in by German regulations. Allows remote maintenance in accordance with DIN 14676-1 Type C construction: Complete remote inspection Comfort function: event-based LoRaWAN telegram when smoke is detected can be activated via downlink The LoRaWAN device detects the smoke development optically and is additionally equipped with a temperature sensor. This makes it particularly reliable in responding to both slow smouldering fires as well as fast fire progressions with high temperature development. The permanently installed battery of the smoke detector has a lifetime of 10 years and is automatically activated during assembly. The EASY PROTECT B.ONE is equipped with a large test button for muting as well as with LED control lamps, which ensure the functionality of the and possible interference signals. Note: In the case of smoke detection, an alarm tone is triggered, an alarm message via LoRaWAN can be activated via downlink from FW version 2.20. Approved according to DIN EN 14606 Approved according to DIN 14676 OPTIONAL with ZENNER IoT PLUG&PLAY booking-in services: Simply selsect one of the two ZENNER IoT PLUG&PLAY booking-in options to the right of the product image by clicking on the selection box. Selecting the log-in service ensures that your purchased ZENNER Smoke Detector Easy Protect Radio LoRaWAN is directly created in the ZC LoRaWAN®-Netz EUROPE and optionally also automatically added to your B.One Gallery visualisation platform. Without manual configuration, setup and authentication. Prerequisite for visualisation: You already have a ZENNER IoT GatewayPLUS SMART, ZENNER IoT GatewayPLUS Indoor or Outdoor with the IoT PLUG&PLAY Option selected in uses. Order, plug in, switch on and view the sensor data in your B.One Gallery. See the measurement data, actions and progressions of your sensor directly there. Design and view your graphics, charts and reports. Create graphical reports of your data and share them with your colleagues, partners, customers or service providers simply via WebLink. The reports can be updated and the recipients only need a web browser.