This wireless motion detector detects when visitors are located in the entrance area and sends a radio signal to any BELL200 doorbell. Can be used indoors and outdoors. - Splashproof protection in accordance with IP44 Detection area of 360° all round with 110° opening angle - or targeted monitoring with 3 different recording limiters - Battery operated: 2x 1.5 V AA - Wireless range up to 50 metres - Frequency: 434 MHz - Transmitting and battery indicator lights - Selection button for eight melodies on the receiver In addition, 1 ringer tone in the device can be switched on Batteries not included, please also order, 2x AA https://elecena.pl/product/18207109/bell-211-tx-wireless-doorbell-system-motion-detector 2021-05-01 https://elecena.pl/product/18207109/bell-211-tx-wireless-doorbell-system-motion-detector 2022-03-13 https://elecena.pl/product/18207109/bell-211-tx-wireless-doorbell-system-motion-detector 2022-05-05 https://elecena.pl/product/18207109/bell-211-tx-wireless-doorbell-system-motion-detector 2023-04-21 https://elecena.pl/product/18207109/bell-211-tx-wireless-doorbell-system-motion-detector 2025-01-24