This course will valid for 6 months from the date you buy. This course will cover all the syllabus for the entrance test conducted by ICAR for admission in M.Sc. For any kind of information you can call us on our contact number. You can login to one device only, device changing without prior permission will be chargeable. There is no refund policy in any situation after buying the course, In case of any doubt please call us at 9828822277/95200-90200 to clarify everything.