The range of 8 x 8m in 90º is complemented with a good capacity of detection and immunity against false alarms and discrimination of pets up to 20Kg. Interior installation, mounting height from 2.2 to 2.4 meters. Power: 9 to 16 VDC. Maximum consumption: 36.5 mA. Dimensions: 89 x 52 x 39 mm.