The Ei Electronics Ei650 is a smoke detector featuring a 10-year battery, with dimensions of 115 mm x 45 mm. This device provides reliable fire protection and is ideal for homes and businesses. It is a battery-powered unit designed to detect smoke and alert users with a loud alarm. https://elecena.pl/product/29045413/ei-electronics-ei650-smoke-detector-10-year-battery-115x45mm-85db-alarm 2025-07-02 https://elecena.pl/product/29045413/ei-electronics-ei650-smoke-detector-10-year-battery-115x45mm-85db-alarm 2026-07-13