... Bought in July 2014 38.66 ... because my experience with GIRA-Produkten..bisher was good ..! At the 96 customer reviews only so much; .. my Kaufkritetrien for the first RWM in the living room were; simple design, dual function: smoke & temperature detector at the same time, networkable, no flashing, pure white simple design, test function with reduced Lautstärke..etc ..! .. All this can GIRA dual ..! My basic equipment for a house with a smoke / fire early warning system (wirelessly without radio &) ... total 4 RWM: thereof; - This GIRA-smoke alarm device Dual / Vds on the ground floor living room. - 1 Hekatron Genius H 10-10-year lithium battery on the first floor / hall / 27.5 - 2 egg Electronics 650-10-year in kg / year, 21 - Should I use this basic equipment complement ggf.im living area, I will this mini designer RM "invisible" to do ..!
The GIRA-Dual is also a "quality standard" for the 2 other manufacturers models ... in terms of function, durability, maintenance etc ..! The assembly and mounting of the RM is generally easily (screwed bzw.Magnethaftung)) in advance for these GIRA-RWM: 5 * for simple design, quality, dual function ... with no experience of the lifetime of a 9V battery ...? In due course! .. Concerning an addendum .. experience with these 4 RWM on the ceiling!
