... . LCD display, calendar function, display available in any of the following languages:English, Chinese, German, Russian, Danish, French, ... When human body enters into thedetecting area, the sensor will transmit the alarm signals to the alarm host. 2. Specifications:2.1. Operating ... . If any door or window is opened, it will transmit the alarmsignals to the alarm host. 2. Specifications: 2.1. Operating ...