An inhaler device comprising: a housing (2), a base plate (4) covering the housing (2), a medicament holder (10) integrated with the base plate (4), a mouthpiece (3) sitting over the base plate (4), a lid (1) which covers the mouthpiece (3), at least one piercing element (11), an actuating member (5), a spring (12), and is characterized in that the inhaler device is a two hinges system (6,8) wherein the base plate (4) is joined to hinge (6); the mouthpiece (3) and the lid (1) are joined to the hinge (8).