Best recommendation 1

Best recommendation 1

Ei Electronics 10-year smoke alarm with Lithium battery, white, Ei650 (tool)
Buy at Amazon.com

Customer Review

Thanks to Stiftung Warentest! Thus, the purchasing decision is made yet more easily.
An engineered product, processed very solid, detailed instruction manual.
Easy to install, easy workable test, automatic contamination compensation.
Lifetime lithium battery (10-1 years), self-monitoring function.
We feel completely safe!

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