Description

Operation: This product requires 3 x 1.5v Lr*4 batteries (included in the unit). When the volume becomes low, please remove the battery compartment cover to replace batteries with those of the same type. Installation: Close the door or window, peel off the cover of the enclosed adhesive tape on the unit and the controller. Attach the main unit and the controller onto the door and door frame respectively. Make sure the arrow on the controller is aligned horizontally to the marked dot on the main unit. The distance between the two must e les than 8mm. Alarm Mode: `Flip the on/off switch to &#**9;on&#**9; position if an intruder opens the door/window, It will give out a sharp warning signal to warn the intruder to leave. To turn off the machine, flip the on/off switch back to the &#**9;off&#**9; position.