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 CARS_DATA (Id VARCHAR, horsepower VARCHAR)
TABLE: CREATE TABLE CAR_NAMES (Model VARCHAR, MakeId VARCHAR)

### Question ###
Which model of the car has the minimum horsepower?

### Accurate SQL ###

SELECT T1.Model FROM CAR_NAMES AS T1 JOIN CARS_DATA AS T2 ON T1.MakeId = T2.Id ORDER BY T2.horsepower LIMIT 1