Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_21674 ( "Name" text, "Raw bandwidth (Mbit/s)" real, "Transfer speed (MB/s)" text, "Max. cable length (m)" text, "Power provided" text, "Devices per channel" text )

### Question ###
Name the power provided for transfer speed mb/s is 1250

### Accurate SQL ###

SELECT "Power provided" FROM table_21674 WHERE "Transfer speed (MB/s)" = '1250'