Where Is The Serial Number On A Burtn Snowboard Where Is The Serial Number On The LG Rumour?

Where is the serial number on the LG Rumour? - where is the serial number on a burtn snowboard

My sister opened the new Bell Mobility prepaid LG Rumor, and is now trying to activate, but it is unclear whether the serial number. There was a sticker on the phone when the battery is, but not in the battery / himself. But it has drawn, with the plastic box, apparently it is not necessary. I do not know if there was anything on the label, or whether it simply empty. Somewhere must be different, where the serial number. It is a label on the battery /