TUANSLOT When you turn the key switch back on, the alarm should remain off until the loop circuit is again interrupted. The three electronic parts that comprise the solid-state switch of the alarm sounder are mounted on a circuit board. Placing an indoor sounder in a closet or other confined space is not recommended. Turn the key switch on. Thus, opening a door or window separates magnet from switch, causing the switch to open and trigger the alarm. It is designed to trigger the alarm if an intruder breaks the glass in a door or a window.|Prosesor yang Digunakan adalah Dual Core