The useful, discrete and effective door monitoring device.

FEATURES

•   The smallest but most powerful door alert you can get on the market!
•   Compact, cylindrical design; easy to install & operate. The best portable guarding device for the traveler!
•   The best anti-burglar security device for store show windows.

INSTALLATION of BURGLAR TROUBLE

•   Attach magnetic sensor and the main unit to the doorframe. Use the enclosed tape to install the unit in the place of your choosing.
•   Align the triangle markings 34 on the magnetic sensor and the main unit.
•   Keep the distance between the main unit and the magnetic sensor no bigger than half an inch to ensure the best performance of the alert's activation.

BATTERY INSTALLATION

•   Slide the switch to the OFF position before installing the batteries.
•   Press down the battery cover on the lower part of the main Alert unit.
•   Follow the polarity instructions inside of the battery compartment and insert 3 fresh AG13 button cell batteries(included)
•   Replace the battery cover gently

OPERATION

•   Please make sure the door is closed, or the main unit and the magnetic sensor are in alignment
•   Slide the switch to the ON position.
•   When the unit detects an unauthorized opening of the door, the unit will go off automatically.
•   Once the door is closed, the unit will stop.

NOTE

•   If the unit sound becomes dull and low, the batteries' power is probably getting low. Please replace these with fresh batteries.
•   The unit is not considered weatherproof, so please do not expose the unit to the rain.
•   Always ensure that the unit has good battery power when it is operating as a security guard; check its power condition every once in a while.
•   This unit is not a toy. Place the unit at a proper height to keep it away from children.