Ei electronics Ei 650 Smoke detector - 10 year battery - Stand alone smoke detector

(This text is machine translated) Reliable brand This Ei650 stand alone smoke detector is the solution if you want lasting safety, but don't want a lot of maintenance. Type Ei650 is an optical smoke detector with a lithium battery that does not need to be replaced and lasts no less than 10 years: that is the convenience of the Ei650 smoke detector.