A linear vibration motor includes a base with an accommodation space, a vibration unit and two elastic parts fixed respectively on the opposite ends of the vibration unit. The elastic parts include a main elastic part and an auxiliary elastic part. The auxiliary elastic part includes a first auxiliary elastic part and a second auxiliary elastic part which are fixed respectively on the opposite sides of the vibration unit and the base which are parallel to the vibration direction of the vibration unit. Compared with the related technology, the liner vibration motor of the present disclosure has a good performance and a high reliability.