... etc,say "Hello,Welcome" in 8 languages,25pcs melodies motion sensor chime,alarm while people goes into a shop,store,hotel ... Portuguese;25pcs melodies for chime optionsSpecifications:Sensor Range:3-6M;Sensor Detecting Angle: 10 degrees for Light Sensor;Ring Tone: saying "Hello, ... power supply transformer of DC "4.5V,300mA";Battery Stand-By Time: 30-45 daysABS Environmental Material,conform to European, ...