Pull on [/size]the[/color][/b][/color][/size] bottom tab of [/color][/size]the key[/color][/b][/color][/size], away from [/color][/size]the[/color][/b][/color][/size] rest of [/color][/size]the[/color][/b][/color][/size] fob. Pull until [/color][/size]the key[/color][/b][/color][/size] releases. Then, you should see [/color][/size]a[/color][/b][/color][/size] small gap in [/color][/size]the[/color][/b][/color][/size] fob where [/color][/size]the key[/color][/b][/color][/size] was. Once you remove [/color][/size]the key[/color][/b][/color][/size] cover, you'll be able to see [/color][/size]the[/color][/b][/color][/size] battery.[/color]