The Ei Electronics Wireless Smoke Detector, model Ei650RF-3XD, features a 10-year battery and network compatibility for reliable fire protection. This battery-powered smoke alarm is compact with dimensions Ø 115 mm x H 45 mm, making it suitable for residential use. As a VdS smoke detector, it ensures enhanced safety through quality certification. https://elecena.pl/product/29045414/ei-electronics-ei650rf-3xd-wireless-smoke-detector-10-yr-battery-networkable 2025-07-02 https://elecena.pl/product/29045414/ei-electronics-ei650rf-3xd-wireless-smoke-detector-10-yr-battery-networkable 2026-08-29