<td>Tube diameter:</td> <td>30,5cm/12"</td>
<tr>
<td>Visible diameter:</td> <td>about 29cm/11.4"</td>
<tr>
<td>Input voltage:</td> <td>220V~/50Hz</td>
<td>Power consumption:</td> <td>35W</td>
<tr>
<td>Output voltage:</td> <td>5V<br>12V (GT65 /GT65-2 only)</td>
</table>