Glass breakage detector via Radio Power G. Detection of breakage in normal, tempered, laminated and wired glass. Detection range up to 7.6 m. Visible link quality indicator. The acoustic pattern recognition technology provides a 360º coverage. Indication of low visible and transmitted battery. Wall or ceiling mounting. It works with 1 lithium battery of 3V type CR123A. Autonomy of the battery, 5 years with normal use. Operating temperature: -10 to 50 ºC. Dimensions: 62 x 88 x 30 mm.