Recommended Installation Height: 1.2 m (4 ft) above the ground.
1. Shut off the electricity at the breaker that controls the doorbell’s circuit.
2. (Optional) If the wall is uneven, paste the plate foam to the mounting plate.
3. Insert the mini-level into the mounting plate, and mark the drill points when its bubble stays centered.
Remove the mini-level when drill points are marked.
4. Drill holes according to the drill points, and insert anchors.
Recommended Hole Depth: 25 to 30 mm (1 inch to 1.2 inch).