What's the voltage for the pentium dual-core e2140?
CREATE TABLE table_name_49 (voltage VARCHAR, model_number VARCHAR)
SELECT voltage FROM table_name_49 WHERE model_number = "pentium dual-core e2140"
### Context: CREATE TABLE table_name_49 (voltage VARCHAR, model_number VARCHAR) ### Question: What's the voltage for the pentium dual-core e2140? ### Answer: SELECT voltage FROM table_name_49 WHERE model_number = "pentium dual-core e2140"