Old Keyfob

Note: You will need a small flathead screwdriver.

1
one

Find the notch at the bottom corners of the device.

2
two

Using the screwdriver, pry off the cover of the device.

3
three

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

4
four

Gently remove the battery.

5
five

Note the battery terminals (+, -).

6
six

Place a new battery in the device (CR2032).

7
seven

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

8
eight

Press in the two sides of the plastic cover until you hear a click.

9
nine

Test the buttons. If the device is functional, the light will blink when you press a button.