The product is a photoelectric smoke alarm, 9V battery as power source, and economizes electricity. It is used in single room in family. For your safety, you’d better install one alarm in every room. Please read the instruction carefully before you use it, do not open the alarm easily to avoid being irregular for working.

HOW TO INSTALL THIS SMOKE ALARM

Tools you will need:

*Pencil

*Drill with 6.5mm drill bit

*Standard/Flathead screwdriver

*Hammer

1. Hold base firmly and push the hinge in then turn anti-clockwise,so release the base down.

2. Hold the smoke alarm base against the ceiling(or wall) and make a mark at the center of each of the mounting slots with a pencil.

3. Place the unit where it won’t get covered with dust when you drill the mounting holes.

4. Using a 6.5mm drill bit,drill a hole through each pencil mark into 35mm deep.

5. Insert the plastic screw anchors into the holes and tap them gently with a hammer.Tighten the 3*30 screws into the screw anchors,then loosen them two turns.

6. Slide the smoke alarm base up to the screw heads end up in the narrow ends of the mounting slots, then tighten the screws completely.

7. Insert the 9V battery into the the box, make sure the red pry is under the battery,so the battery is stable. Diagram 3.

8. Ensure to insert battery before you install the alarm, or you will destroy the unit.

9. Close the cover with the alarm according to Diagram 4,and then finish your installation.