Kolkata: An Uber cab driver was arrested here for an alleged obscene act in the presence of a woman passenger in the cab, police said late Tuesday.

A police officer said the 25-year-old woman, an employee of a shopping mall here, complained that while travelling in the cab from Elgin Road to Netaji Nagar on July 8 she noticed through the looking glass that the driver was "masturbating with one hand and driving with the other".