DOOR JAM ALARM

120 DB ALARM SOUNDS WHEN ACTIVATED; ON/OFF SWITCH ACTIVATES & DEACTIVATES ALARM ; ALSO WORKS AS A DOORJAMB TO PREVENT DOOR ;FROM OPENING ; EASY TO INSTALL & COMPACT ;FOR TRAVEL ; ALARM DEACTIVATES WHEN PRESSURE ;IS RELEASED FROM DOOR STOP PLATE ; FOR INDOOR USE ONLY ; LOW-BATTERY INDICATOR LIGHT ; REQUIRES 9V BATTERY