Four Button Keyfob

Note: You will need a house key.

1
one

Use the key to press in the tab at the top of the device.

2
two

Slide off the metal top.

3
three

Place the key in the notches on the top corners of the device and pry open the cover (easiest if you twist the key).

4
four

Step 4. Remove the plastic cover and gently remove the circuit board from the rubber cover.

5
five

Gently remove the battery.

6
six

Note the battery terminals (+, -).

7
seven

Place a new battery in the device (CR2032).

8
eight

Place the rubber cover back on the circuit board, ensuring the corners match up, and place it back in the front half of the plastic cover.

9
nine

Place the back half of the plastic cover back on the device and press in until you hear a click.

10
ten

Slide the metal top back on to the device and press it in place.