| Description | The serial number of the exposure head. The serial number will normally be set during integration of the exposure head and should not be changed in the field. | |
| This NVS parameter is not used by the firmware. This NVS parameter is used to uniquely identify the exposure head for the user. | ||
| Type | String[10] | |
| Default Value | Blank | |
| Range | Up to 10 characters. | |